[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: block
Target surface form: block
Context:
11:59 p.m. JKD: I was in my favorite watering hole, waiting for the game to start. I felt the temblor begin and glanced at the table next to mine, smiled that guilty smile and we both mouthed the words, "Earth-quake! "together. That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy <t>block</t> that was being tossed. 12:06 a.m.

Candidate senses:
1. sense_key=block%1:06:00:: | definition=a solid piece of something (usually having flat rectangular sides) | examples=the pyramids were built with large stone blocks
2. sense_key=block%1:15:00:: | definition=a rectangular area in a city surrounded by streets and usually containing several buildings | synonyms=city block | examples=he lives in the next block
3. sense_key=block%1:25:01:: | definition=a three-dimensional shape with six square or rectangular sides | synonyms=cube
4. sense_key=block%1:14:00:: | definition=a number or quantity of related things dealt with as a unit | examples=he reserved a large block of seats; he held a large block of the company's stock
5. sense_key=block%1:06:06:: | definition=housing in a large building that is divided into separate units | examples=there is a block of classrooms in the west wing
6. sense_key=block%1:23:00:: | definition=(computer science) a sector or group of sectors that function as the smallest data unit permitted | examples=since blocks are often defined as a single sector, the terms `block' and `sector' are sometimes used interchangeably
7. sense_key=block%1:09:00:: | definition=an inability to remember or think of something you normally can do; often caused by emotional tension | synonyms=mental block | examples=I knew his name perfectly well but I had a temporary block
8. sense_key=block%1:06:02:: | definition=a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope | synonyms=pulley, pulley-block
9. sense_key=block%1:06:04:: | definition=a metal casting containing the cylinders and cooling ducts of an engine | synonyms=engine block, cylinder block | examples=the engine had to be replaced because the block was cracked
10. sense_key=block%1:06:01:: | definition=an obstruction in a pipe or tube | synonyms=blockage, closure, occlusion, stop, stoppage | examples=we had to call a plumber to clear out the blockage in the drainpipe
11. sense_key=block%1:06:05:: | definition=a platform from which an auctioneer sells | synonyms=auction block | examples=they put their paintings on the block
12. sense_key=block%1:04:00:: | definition=the act of obstructing or deflecting someone's movements | synonyms=blocking

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content:
 The user wants me to perform Word Sense Disambiguation for the word "block" in the given context.

Context: "the building started shaking violently up and down as though it were a child's toy block that was being tossed"

The phrase is "child's toy block". This refers to a small solid piece (usually wooden) that children play with. Looking at the candidate senses:

1. block%1:06:00 - a solid piece of something (usually having flat rectangular sides); examples include stone blocks
2. city block - rectangular area in city, doesn't fit
3. block%1:25:01 - cube, three-dimensional shape with six square or rectangular sides
4. block of seats/stock - number or quantity as unit, doesn't fit
5. housing block - doesn't fit
6. computer block - doesn't fit
7. mental block - doesn't fit
8. pulley block - doesn't fit
9. engine block - doesn't fit
10. blockage - doesn't fit
11. auction block - doesn't fit
12. blocking - act of obstructing, doesn't fit

The phrase "toy block" is most commonly a solid piece (often wood) used as a children's toy. Sense 1 says "a solid piece of something (usually having flat rectangular sides)" and is primarily an artifact (noun.artifact 1:06). The example "the pyramids were built with large stone blocks" is about construction, but a toy block would still be this sense - a solid piece of material with flat sides.

Sense 3 is "a three-dimensional shape with six square or rectangular sides" synonym cube. This is noun.shape (1:25). A toy block is typically cubic or rectangular. But "toy block" in common parlance refers to a solid piece (an object), not just a geometric shape. Even though it's cubic, the word here refers to a physical toy, not a shape category.

The comparison is: building shaking like a toy block being tossed. This is comparing a building (a large solid structure) to a small toy block (a small solid object) being tossed around. It's the physical solidity and the image of the small block being thrown about. So sense 1 (a solid piece) is best.

Wait, but let me reconsider. Children's toy blocks are often called "blocks" and are cubic. The definition in sense 1 says "a solid piece of something (usually having flat rectangular sides)" - this is broad enough to include toy block. Sense 3 is specifically "a three-dimensional shape with six square or rectangular sides" with synonym cube. A toy block is often a cube.

In WordNet, "block" sense 1 (noun.artifact) has examples like "pyramids were built with large stone blocks". Sense 3 (noun.shape) is just "cube" essentially.

For "toy block", I think sense 1 is more appropriate because a toy block is an artifact/object, a solid piece of wood/plastic. But sense 3 could also be argued because toy blocks are cubic shapes.

Actually, I should think about the earlier part of the sentence. "the building started shaking violently up and down as though it were a child's toy block that was being tossed." - this compares a building being shaken to a child's toy block being thrown. The image is of a small, solid, rectangular object being tossed about.

Sense 1 is a solid piece of something with flat rectangular sides - this matches perfectly.
Sense 3 is a 3D shape with 6 square/rectangular sides - this also matches the shape aspect.

But I think sense 1 captures the physical object nature better. "Toy block" refers to a plaything, which is an artifact, not just a geometric abstraction. The gloss "a solid piece of something" applies to a toy block.

I'll go with sense 1.


attempt_kind: initial

status: success

[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: toss
Target surface form: tossed
Context:
11:59 p.m. JKD: I was in my favorite watering hole, waiting for the game to start. I felt the temblor begin and glanced at the table next to mine, smiled that guilty smile and we both mouthed the words, "Earth-quake! "together. That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being <t>tossed</t>. 12:06 a.m.

Candidate senses:
1. sense_key=toss%2:35:04:: | definition=throw or toss with a light motion | synonyms=flip, sky, pitch | examples=flip me the beachball; toss me newspaper
2. sense_key=toss%2:38:00:: | definition=lightly throw to see which side comes up | synonyms=flip | examples=I don't know what to do--I may as well flip a coin!
3. sense_key=toss%2:35:05:: | definition=throw carelessly | synonyms=chuck | examples=chuck the ball
4. sense_key=toss%2:38:01:: | definition=move or stir about violently | synonyms=convulse, thresh, thresh about, thrash, thrash about, slash | examples=The feverish patient thrashed around in his bed
5. sense_key=toss%2:40:00:: | definition=throw or cast away | synonyms=discard, fling, toss out, toss away, chuck out, cast aside | examples=Put away your worries
6. sense_key=toss%2:35:00:: | definition=agitate | examples=toss the salad

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

finish_reason: stop

role: assistant

reasoning_content: We need determine best sense. Target lemma toss, surface form tossed, context: building started shaking violently up and down as though it were a child's toy block that was <tossed>. It describes violent up-and-down shaking. Candidate sense 4: toss%2:38:01 definition move or stir about violently synonyms convulse, thresh, thrash, slash; example patient thrashed around. That fits. Also possible 6: agitate. But building being tossed means moving violently. Sense 4 is best. Need answer JSON with sense_index: 4.

format: unknown

native_finish_reason: stop

provider: Parasail

currency: USD


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: library
Target surface form: library
Context:
I felt the temblor begin and glanced at the table next to mine, smiled that guilty smile and we both mouthed the words, "Earth-quake! "together. That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main <t>library</t> when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass.

Candidate senses:
1. sense_key=library%1:06:01:: | definition=a room where books are kept | examples=they had brandy in the library
2. sense_key=library%1:14:00:: | definition=a collection of literary documents or records kept for reference or borrowing
3. sense_key=library%1:06:00:: | definition=a depository built to contain books and other materials for reading and study | synonyms=depository library
4. sense_key=library%1:14:01:: | definition=(computing) a collection of standard programs and subroutines that are stored and available for immediate use | synonyms=program library, subroutine library
5. sense_key=library%1:06:02:: | definition=a building that houses a collection of books and other materials

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content:
 We need do WSD for lemma library surface form library in context. Need choose single best indexed sense from candidates 1-5. Need return JSON {"sense_index": ?}. We must not output WordNet sense key. Only JSON object.

Context describes being in the Berkeley Main library when earthquake hit. "Berkeley Main library" likely a public library building. The target phrase "Berkeley Main library" refers to building/institution.

Candidate senses:
1. a room where books are kept. Inside a house etc.
2. collection of literary documents/records for reference or borrowing.
3. a depository built to contain books and other materials for reading and study (syn depository library) - seems building/structure, WordNet 1:06:00.
4. computing subroutine library.
5. a building that houses a collection of books and other materials.

The context: "I was in the Berkeley Main library when it hit." Could be building. Also "the building started shaking". So library is the building. What is difference between sense 3 and 5? Both building. Sense 3 = "a depository built to contain books and other materials for reading and study". Sense 5 = "a building that houses a collection of books and other materials". Which index correspond? Given indexes are numeric in candidate list. We need choose single best indexed sense among the 5 options. The index maybe based on ordering. We need return sense_index: 3 or 5?

Let's inspect WordNet library senses order. In WordNet 3.0:
library, depository library (n) -- a depository built to contain books and other materials for reading and study (senses: 1? maybe sense 1)
library (n) -- a room where books are kept; "they had brandy in the library" (sense 2)
library (n) -- a building that houses a collection of books and other materials (sense 3)
library (n) -- a collection of literary documents or records kept for reference or borrowing (sense 4)
library (n) -- (computing) a collection of standard programs and subroutines that are stored and available for immediate use (sense 5)

But candidate order here isn't WordNet order. Candidate keys: library%1:06:01:: (room), library%1:14:00:: (collection docs), library%1:06:00:: (depository), library%1:14:01:: (computing), library%1:06:02:: (building houses collection). The numeric part after %1:06: is lexicographic? Actually 01 room, 00 depository, 02 building. They are scrambled. The candidate index in the problem list (1-5) is asked. Need choose the best indexed sense from candidates, output sense_index.

In context, "Berkeley Main library" is a public library building. Is sense 3 depository or sense 5 building? Let's analyze nuance.

Sense key library%1:06:00:: definition "a depository built to contain books and other materials for reading and study" synonyms=depository library. That typically denotes a library building/repository, e.g., "the library at Harvard" maybe.

Sense key library%1:06:02:: definition "a building that houses a collection of books and other materials". Also building. The difference is subtle, but WordNet distinguishes them by: 1) depository built to contain books and other materials for reading and study; 2) a room where books are kept; 3) a building that houses a collection of books and other materials.

Wait maybe WordNet order has these senses. Could "depository library" be the institutional collection? Actually "depository library" is a term for a library building used as depository. It includes entire library as place. Sense 5 (02) "a building that houses a collection of books and other materials" similar but maybe like a large building/library structure.

Since the question states "I was in the Berkeley Main library" when earthquake hit, and they worry about huge windows, building shaking. This is definitely a public library building. In WordNet mapping, the conventional sense for "public library" likely sense 1? Let's look at SemCor or other annotated data. "public library" examples: WordNet examples for library "depository built to contain books and other materials for reading and study" maybe example sentence? I need recall. In WordNet 3.0, for library (noun) lexicographer file noun.artifact:
Senses:
1. library#1 --- "a room where books are kept; 'they had brandy in the library'"
2. library#2 --- "a collection of literary documents or records kept for reference or borrowing"
3. library#3 --- "a depository built to contain books and other materials for reading and study" (not sure if has example "the library at Harvard")
4. library#4 --- "(computing) a collection of standard programs and subroutines..."
5. library#5 --- "a building that houses a collection of books and other materials"

Wait the lex_ids 0,1,2 correspond not necessarily to order. Lex_id in key 00,01,02. Lex_id 00 = depository (maybe sense 3 in WordNet ordering), 01 = room (sense 1), 02 = building (sense 5), plus noun group 14 lex_ids 00 collection of docs (sense 2?), 01 computing (sense 4?). Historically WordNet list may be:
library #1: a room where books are kept (lex_id 1)
library #2: a collection of literary documents (lex_id 4? actually 14:00 -> noun.group)
library #3: a depository built to contain books (lex_id 0)
library #4: (computing) ... (lex_id 5? 14:01)
library #5: a building that houses a collection (lex_id 2)
Actually WN ordering perhaps by decreasing frequency. Semantically, "public library" uses sense 3 or 5?

Let's search memory: WordNet examples "they had brandy in the library" sense 1. "he used the technique of the imagists to library" no. I recall "library" synset for building examples include "the library at Harvard" maybe. Which synset? I can't recall examples.

WSD context: "Berkeley Main library" could be a named library, main branch. "Main library" refers to building. In Princeton WordNet, "library" as a building could be either "depository built to contain books..." or "a building that houses a collection". Which would apply? Let's examine gloss differences:
- depository library: "a depository built to contain books and other materials for reading and study". Focus on depository (repository) as a structure designed for storage. Could be any library building.
- building library: "a building that houses a collection of books and other materials". Focus on building containing collection.

If you say "Berkeley Main library", it is a public library building, part of Berkeley Public Library system. The name "Main library" is building. Is a library building more likely sense 5? WordNet distinguishes because room is also building interior. The "building that houses a collection" is the library as building. The "depository" perhaps includes the building as archive.

Let's check the phrase "the building started shaking violently up and down". The library is where they are. It has huge windows. Both building senses fit. But one must be best.

Maybe intended answer is sense 5 (library as building). In many WSD tasks, "library" as a building is sense 5 (a building that houses a collection). However the candidate order might be arbitrary; we need index from list. Candidate 5 is building sense.

But maybe the original WordNet sense key library%1:06:02:: is "a building that houses..." which is lex_id 02 in artifact. The candidate list indexes are 1..5 according to their order. We need output 5 if choose building. Need be confident.

Let's analyze context for collection vs building. "I was in the Berkeley Main library" - emphasis on physical location inside building. "huge windows would buckle and shower us with glass" - a building has huge windows. "the building started shaking" - built structure. So building sense.

Now between candidate 3 (depository library) and 5 (building library):
Candidate 3: synonyms "depository library". Arguably a library that is a depository (e.g., a government document depository). But "Berkeley Main library" not focused on depository. Candidate 5: "a building that houses a collection of books and other materials" - exactly a public library building. So choose 5.

Potential issue: WordNet has sometimes conflated, and SemCor annotations for "library" building might label as library%1:06:00 (depository). Let's verify.

WordNet definitions in all libraries usually:
library (noun):
1. a room where books are kept
2. a collection of literary documents or records kept for reference or borrowing
3. a depository built to contain books and other materials for reading and study
4. (computing) a collection of standard programs and subroutines ...
5. a building that houses a collection of books and other materials

So public library building could be sense 3 or 5. But in actual WSD, the sense for a public library building might be sense 3 because there is a clear example? Let's think. If you say "I went to the library", is that a building? Word sense perhaps "a depository built to contain books...". The "building that houses a collection" might be used when the architecture is referred to: "the library was designed by I. M. Pei". But "I was in the library" maybe refers to building as a repository?

The provided examples: Candidate 3 examples none? They gave "synonyms=depository library". Candidate 5 no examples. Candidate 1 example "they had brandy in the library". Candidate 2 no example. Candidate 4 no. The examples for candidate 1 implies a private room library; not relevant. No examples for building. Need use context.

The question says: "I felt the temblor begin ... in the Berkeley Main library ... huge windows ...". The target is a named library building. Could answer 5.

But we need ensure final JSON exact like {"sense_index": 3}. The instruction says "Return only a JSON object exactly like {"sense_index": 3}." This is an example; choose appropriate number.

Let's consider if model could choose sense 3 instead due to "Main library" being a depository or branch? Let's inspect semantics of "depository library": A depository library is a library designated to receive government publications free of charge. But WordNet doesn't necessarily have that sense; "depository built to contain books and other materials" is more generic. Synonyms show "depository library". Hmm "depository library" phrase is weird; if a library is a depository, it receives deposits. In WN, "library" synset includes hyponyms "public library, circulating library, lending library, rental library". These hyponyms? Which synset are they under? I think "public library" and "lending library" are types of the sense "a depository built to contain books and other materials for reading and study" (library#3). The sense "a building that houses a collection of books and other materials" (library#5) might be more like "Carnegie library"? Let's check hyponymy memory.

In WordNet, for library (building) maybe the structure: Senses:
- 1: room (e.g., mansion library)
- 2: collection/abstraction (e.g., digital library?) Actually "library" as collection includes "新一届艺 library"
- 3: depository built to contain books... (physical institution) Has hyponyms: "athenaeum, atheneum, circulating library, public library, lending library, rental library". Yes likely the institution/building depository.
- 4: computing collection.
- 5: building that houses a collection... (gloss could have hypernym: building, edifice)

Wait both 3 and 5 are physical building. Why two senses? Sense 3 maybe as "depository" (space/structure for storage) with hypernym depository? Actually WordNet hypernyms:
library#1 (room) -> room
library#2 (collection) -> collection
library#3 -> library? hmm. Let's recall WordNet structure: "depository library" maybe hypernym of library? Actually "library" synset includes "depository" as hypernym. Let's look up memory of WordNet graph:
library%1:06:00:: hypernym "depository, deposit, depositary, repository". It is a facility where things can be deposited. That includes building or room? The gloss says "depository built to contain books and other materials". So it is a building/facility, but not specifically generic building.
library%1:06:02:: hypernym "building, edifice". It is specifically a building. It is Coordinate terms with rooms? Maybe it has hypernym building.

Thus a Main library is a building, so sense 5 (a building that houses a collection). But also a library can be both a depository and a building. Which is more common in WSD? The sense distinction: one is a depository (institution) and one is a building. Since context: "the building started shaking violently up and down", "huge windows" - specifically building sense is better. Choose candidate 5.

However, in WSD systems mapping to WordNet, the sense "a depository built to contain books..." (lexical id 0) might be used for all library buildings in usage, while sense "a building that houses a collection" might be rare. Let's check examples from actual corpora. SemCor sentence: "In the library Katz was waiting for them." The target "library" likely sense? Hard to know. In SemCor, a library as a room in a house maybe sense 1. Many real usages of "in the library" at universities likely sense 3? If we say "I was in the library", the location could be a room (inside a building) or the building. "In" often refers to building in everyday speech. WSD by well-known: "library" building = sense 3? Maybe because "building that houses..." has no example and is a distinct sense for building architecture.

Let's search memory: Glosses for "library" in WordNet might be ordered:
1. a room where books are kept; "they had brandy in the library"
2. a collection of literary documents or records kept for reference or borrowing; "he contributed to the library of Alexandria?" Not sure.
3. a depository built to contain books and other materials; "the library had over 100,000 volumes"
4. (computing) a collection of standard programs...
5. a building that houses a collection of books and other materials; "the library was designed by Mies van der Rohe"

Actually examples might exist. If sense 5 has example about building designed by architect, then it is specifically a building structure. The earthquake context explicitly talks about huge windows, building shaking. So sense 5 maybe. But if sense 3 example "the library had over 100,000 volumes" or "the library is on Main Street" could refer to building/institution. The term "Berkeley Main library" is not about architecture, but a physical place being in during temblor. Both fit.

The question says "WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense." So we need rely on provided candidates info. Candidate 3 synonyms include "depository library". Candidate 5 no synonyms. The context: "huge windows". A depository built to contain books, for reading and study, would also have windows. But candidate 5 explicitly says "building". Since "the building started shaking" anaphora, 5 likely.

Need choose single best and output JSON. Could be 5. But let's consider potential trick: The phrase "Berkeley Main library" might refer to a library as an institution/collection of books, not building. But context says "I was in the library", physically inside. The candidate 2 is collection of documents/records, not a physical place. Not suitable. Candidate 4 computing irrelevant. Candidate 1 room: specific room within a building (e.g., "they had brandy in the library"). Public library is not a room. So candidate 1 not. It narrows to 3 vs 5.

Now, is "Berkeley Main library" a building? It is a branch/institution. Main library is building + collection + institution. In WordNet, likely sense 3 (depository library) because it is "built to contain books and other materials" for public. Candidate 5 "building that houses a collection" is also fine but maybe less central.

Maybe think of hypernym: "Berkeley Main library" is a "public library", which is a hyponym of the "depository built to contain books..." sense, not necessarily of "building that houses a collection"? Is "public library" a hyponym of "building"? Yes public library is both a building and institution. But in WordNet, "public library" likely attaches to "library%1:06:00::" (depository library). Let's verify.

Search memory of WordNet hyponyms: The noun "library" synset {library, depository library} includes hyponyms:
- athenaeum, atheneum
- circulating library, lending library
- public library
- rental library
Yes I recall that "public library" is a type of "library#3" = depository library. The other building sense "library#5" may have no common hyponyms? It could be coordinate with room? Actually wordnet senses can overlap; "library#5" could be the building, and "public library" is under depository library. If that is true, the named "Main library" is a public library, hence a depository library (sense 3). However, WordNet is not always strict; WSD may not rely on proper noun hyponyms.

Let's think of the relationship: "Main library" is part of Berkeley Public Library system. So as an institution it is a library, specifically a public library. The building holds collection. Would a WSD annotator label "I was in the Berkeley Main library" as sense 3 or 5? If "public library" is hyponym of depository library, they might label all library branches as sense 3. But the context describes the building shaking. Yet sense 3 is also a building/structure.

Let's examine gloss of candidate 3: "a depository built to contain books and other materials for reading and study". A "Main library" is exactly a depository built to contain books and other materials for reading and study. Candidate 5: "a building that houses a collection of books and other materials". Both apply. Which is best? Candidate 3 emphasizes reading/study; candidate 5 is generic building.

I think the safest answer in WSD tasks is candidate 3 (the depository library sense) because it's the most common physical library sense including public libraries. But the presence of "building" in the context strongly points to 5. Let's parse text clues:
- "I was in the Berkeley Main library when it hit." If asked where they were, a physical facility = library.
- "Endless seconds wondering if those huge windows would buckle and shower us with glass." Huge windows are part of the building. "shower us with glass" from windows.
- "the building started shaking violently up and down" -> anaphoric "the building" could refer to library. So target is a building.

Yet if the library is a depository built to contain books, that's also a building, but the gloss doesn't include "building". Candidate 5 explicitly says "a building that houses a collection of books and other materials." Because context mentions "building shaking" and "huge windows", candidate 5 is more directly supported.

Now instructions say choose single best indexed sense. Do not hedge. The final is JSON only. We need final with reasoning? User asked only return JSON. The instruction in user says "Return only a JSON object exactly like {"sense_index": 3}." So final output should be only JSON, no explanation. Ensure no markdown code block? It says exactly like JSON object. Safer to output only {"sense_index": 5}. But maybe they expect code block? The example shows plain. We should output plain JSON.

Need decide. Let's weigh more.

The problem is "fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense." It provides five candidate senses with definitions. It might be from a dataset like WordNet 3.0/3.1 mapping. Candidate index corresponds to some ordering. Maybe the example sentence is from an actual corpus with gold label. Let's see if the earthquake story might be from a blog. It mentions "Berkeley Main library" (1989 Loma Prieta earthquake?). In UC Berkeley, "Main library"? Actually "Berkeley Main library" likely Berkeley Public Library's Central Library. There was earthquake 1989. The text could be WSD corpus. Gold sense perhaps "library%1:06:00::"? We should try infer common WSD mapping.

Search memory of actual WordNet sense for "library" in earthquake descriptions. Example: "I was in the library when the earthquake struck." Because it's a place, WN sense 1? Hmm. WordNet example for library%1:06:00:: maybe "the library at Harvard"? If I have an example "I was in the library when the earthquake struck" in training data, label might be... Let's consider lexical semantics.

"library%1:06:00::" is the nominal lexical item with lexicographer id 0. Usually in WordNet, lex_id 0 is the most frequent use. For library, lex_id 0 is depository library, perhaps the default sense for a public library. "library%1:06:02::" is lex_id 2 building. Lex_id 1 is room. Thus the default physical library sense is depository library. In a WSD dataset, common sentences about being at the library would be labeled as sense 3 (lex_id 0) if that is the default, unless context emphasizes building architecture. So the gold might be 3.

But the candidate list order may be random. The query states "Choose the single best indexed sense." They want from candidate list. Could be either 3 or 5. To decide, we should reason which synset best captures "Berkeley Main library" in earthquake context. Since "library" in "Berkeley Main library" refers to a named branch of a public library, not just a building. It is a 'depository' or 'library' in sense 3.

Let's see gloss of sense 3: "a depository built to contain books and other materials for reading and study". Synonyms "depository library". The phrase "Main library" omitted in WSD; based on context of "books kept for reading and study" vs "building houses collection". Which does a public library more prototypically fit? It is a depository built to contain books and other materials for reading and study. It includes both building and function. Candidate 5 lacks "for reading and study" and maybe focuses on architecture. Since the writer describes being inside and reading? No reading but library.

Could a "Main library" be in sense 1 (a room where books are kept) if she is inside a large room? Berkeley Main library building contains rooms. But "they had brandy in the library" is a room in a house. "Main library" is public building, not room. So no.

Could it be sense 2 (collection of literary documents or records kept for reference or borrowing)? "I was in the Berkeley Main library when it hit" could mean within the collection? No, "in" a collection doesn't make sense. Unless "library" as an organization? But definition is collection. Not best.

Could be candidate 4 computing no.

So 3 vs 5. Let's examine if one is incompatible due to phrase "Main library". "Main library" can refer to a building (the main library building on campus). Candidate 5 "a building that houses a collection of books and other materials" fits exactly. Candidate 3 "a depository built to contain books and other materials for reading and study" includes the function but not necessarily building: depository can be a facility, building, or room? Actually depository is a "facility where things can be deposited for storage or safekeeping". A public library is a facility. It is built for reading/study. So also fits.

Which is more likely to be the "best indexed sense"? We need pick one definitively.

Let's inspect the candidate 'library%1:06:02::' definition: "a building that houses a collection of books and other materials." Since it is grouped in noun artifact same as room and depository. Why separate? Because a library can be a building. The "depository built to contain books" may refer to the building/structural type; but "depository" may include things like a bank depository, not specifically building. Hmm.

Maybe the difference is: Sense 3 = the library as an institution/facility (e.g., "the new library allows more users"); sense 5 = the library as building (e.g., "the library has marble columns"). In the earthquake, the narrator is concerned with structural aspects of building shaking and windows. That points to building sense 5. The phrase "the building started shaking violently" makes the referent a building. So sense 5 is best.

Thus final answer {"sense_index": 5}. But let's be absolutely certain. Let's perhaps consider the phrase "Berkeley Main library". If you look up Berkeley Public Library Central Library is known as "Berkeley Main Library". It is a building (the old Carnegie library? actually demolished after earthquake?). It's a building/branch. The "Main Library" of Berkeley Public Library. WSD with named entity? It is a building. I'd choose 5.

However, I want to consider whether candidate 3 might be the expected due to WordNet sense numbering in standard tasks. Let's search memory of WSD test instances.

The sentence appears to be from a blog titled "Where I Was When the Loma Prieta Earthquake Hit" maybe. Text: "I felt the temblor begin and glanced at the table next to mine, smiled that guilty smile and we both mouthed the words, "Earth-quake! "together. That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass."

This may be from a dataset used for WSD maybe "ALL_Word" from Senseval/SemEval fine-grained lexical sample? The gold labels from WordNet 3.0. Could be from a web corpus. In SemEval-2015 task 13, they had WSD on web pages. The target word library with context. What was sense? Hard to know.

If this is from WordNet 3.0 mapping and standard WSD, the sense may be e.g., "library%1:06:02::"? Let's try to infer from sense inventory order. In WordNet 3.0, semantic sense numbers:
library, depository library -- (a depository built to contain books and other materials for reading and study) [wn3.0 sense 1? lexname artifact, lex_id 0]
library -- (a room where books are kept) [sense 2?]
library -- (a building that houses a collection of books and other materials) [sense 3?]
Actually I need correct order. Let's look up by lex_ids:
library%1:06:00:: lex_id 0 -> first listed artifact. In WordNet本子, sense order for noun artifact maybe:
library#1 "a depository built to contain books and other materials for reading and study"
library#2 "a room where books are kept"
library#3 "a building that houses a collection of books and other materials"
But the order in data files maybe influenced by synset offset? Let's explore. Lexical IDs often correspond to sense ordering within the word? Actually lex_id is assigned to differentiate word senses within a part of speech and lex file. They may not correspond to frequency. WordNet display order is determined by some heuristics (maybe frequency), but lex_id not always same as sense number. However in this candidate list, the numeric suffix after double colon "::" is lex_id. 00,01,02. 02 is the building.

If the usual default sense in WordNet display is the depository library (#1), a WSD answer might be 3 (candidate 3). But the question explicitly asks "Choose the best indexed sense" not the most common. Use context.

The phrase "Berkeley Main library" can be interpreted as a building. In mapping to WordNet, "Main library" in a public library system is a "public library" which is a "library" (depository). But the context of earthquake shaking is about the building. Maybe sense 5. The presence of the word "building" in the context strongly suggests candidate 5. Also candidate 5's gloss says "a building that houses a collection of books and other materials" and immediately preceding "the building started shaking" is anaphoric.

Given instructions: "Use the sentence context, the examples, and the synonyms to choose the best indexed sense." The context is primary. It is a building. Choose 5.

But let's be thorough and examine possible exact answer format. The user says "Return only a JSON object exactly like {"sense_index": 3}." If we output just {"sense_index": 5}, we satisfy. Could there be hidden evaluation comparing the sense key? The instruction says do not answer with a WordNet sense key, return JSON index. So we return index.

Need ensure no extra text. Let's produce final with only JSON.

Double-check candidate indexing: They list:
1. sense_key=library%1:06:01:: | definition=a room where books are kept | examples=they had brandy in the library
2. sense_key=library%1:14:00:: | definition=a collection of literary documents or records kept for reference or borrowing
3. sense_key=library%1:06:00:: | definition=a depository built to contain books and other materials for reading and study | synonyms=depository library
4. sense_key=library%1:14:01:: | definition=(computing) a collection of standard programs and subroutines that are stored and available for immediate use | synonyms=program library, subroutine library
5. sense_key=library%1:06:02:: | definition=a building that houses a collection of books and other materials

Yes.

Now, can we consider sense 3 because of synonym "depository library" fits "Berkeley Main library"? But "depository library" in English usually means "a library that is a depository for government documents". However WordNet gluing might not. "Depository built to contain books" generic. The Berkeley Main library is indeed a depository built to contain books; but so is any building. The candidate 5 is more precise because context mentions "the building started shaking".

Maybe the line "the building started shaking violently up and down as though it were a child's toy block that was being tossed" establishes that the library is a building. There is no indication that library is depository per se. They mention huge windows. So 5.

I will answer {"sense_index": 5}. If evaluation expects 3, well risk. Let's see if there is any way to detect from examples. No examples for candidate 5. Candidate 3 has synonyms. Example for candidate 1 supports room. If "Berkeley Main library" example in WordNet is for candidate 5? Not given. But WSD fine-grained: need distinguish building vs depository. The gloss difference is slight. The contextual cue "up and down ... building started shaking" points to building. So 5.

provider: Venice


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: hit
Target surface form: hit
Context:
I felt the temblor begin and glanced at the table next to mine, smiled that guilty smile and we both mouthed the words, "Earth-quake! "together. That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it <t>hit</t>. Endless seconds wondering if those huge windows would buckle and shower us with glass.

Candidate senses:
1. sense_key=hit%2:35:03:: | definition=cause to move by striking | examples=hit a ball
2. sense_key=hit%2:35:01:: | definition=hit against; come into sudden contact with | synonyms=strike, impinge on, run into, collide with | examples=The car hit a tree; He struck the table with his elbow
3. sense_key=hit%2:35:00:: | definition=deal a blow to, either with the hand or with an instrument | examples=He hit her hard in the face
4. sense_key=hit%2:38:00:: | definition=reach a destination, either real or abstract | synonyms=reach, make, attain, arrive at, gain | examples=We hit Detroit by noon; The water reached the doorstep
5. sense_key=hit%2:35:05:: | definition=affect or afflict suddenly, usually adversely | synonyms=strike | examples=We were hit by really bad weather; He was stricken with cancer when he was still a teenager
6. sense_key=hit%2:33:01:: | definition=hit with a missile from a weapon | synonyms=shoot, pip
7. sense_key=hit%2:40:05:: | definition=encounter by chance | synonyms=stumble | examples=I stumbled across a long-lost cousin last night in a restaurant
8. sense_key=hit%2:33:02:: | definition=gain points in a game | synonyms=score, tally, rack up | examples=The home team scored many times; He hit a home run
9. sense_key=hit%2:39:00:: | definition=cause to experience suddenly | synonyms=strike, come to | examples=Panic struck me; An interesting idea hit her
10. sense_key=hit%2:33:00:: | definition=make a strategic, offensive, assault against an enemy, opponent, or a target | synonyms=strike | examples=The Germans struck Poland on Sept. 1, 1939; We must strike the enemy's oil fields
11. sense_key=hit%2:41:00:: | definition=kill intentionally and with premeditation | synonyms=murder, slay, dispatch, bump off, off, polish off | examples=The mafia boss ordered his enemies murdered
12. sense_key=hit%2:38:02:: | definition=drive something violently into a location | synonyms=strike | examples=he hit his fist on the table; she struck her head on the low ceiling
13. sense_key=hit%2:38:07:: | definition=reach a point in time, or a certain state or level | synonyms=reach, attain | examples=The thermometer hit 100 degrees; This car can reach a speed of 140 miles per hour
14. sense_key=hit%2:35:02:: | definition=produce by manipulating keys or strings of musical instruments, also metaphorically | synonyms=strike | examples=The pianist strikes a middle C; strike `z' on the keyboard
15. sense_key=hit%2:34:00:: | definition=consume to excess | examples=hit the bottle
16. sense_key=hit%2:33:03:: | definition=hit the intended target or goal
17. sense_key=hit%2:32:12:: | definition=pay unsolicited and usually unwanted sexual attention to | examples=He tries to hit on women in bars

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content:
We need choose best sense for "hit" in context. Context: temblor/earthquake, building shaking. "I was in the Berkeley Main library when it hit." "It" refers to earthquake/temblor. Sense likely "affect or afflict suddenly, usually adversely" (5) with synonym strike; example "We were hit by really bad weather". Or "cause to experience suddenly" (9) with synonyms strike, come to; examples "Panic struck me; An interesting idea hit her". For earthquake: "it hit" = the earthquake struck/affected suddenly. Which sense is better? Let's examine nuances.

Sense 5 hit%2:35:05:: affect or afflict suddenly, usually adversely; synonyms strike; examples We were hit by really bad weather; He was stricken with cancer when he was still a teenager. This fits earthquake hitting a location/people: natural disaster affects suddenly.

Sense 9 hit%2:39:00:: cause to experience suddenly; synonyms strike, come to; examples Panic struck me; An interesting idea hit her. Here subject "it" (earthquake) caused experience? "when it hit" – earthquake itself hit, not cause someone to experience something. Sense 9 often used for ideas/emotions hitting someone. But "it hit" with earthquake could mean "the earthquake struck (us)" — sense 5. Also "The earthquake hit" common = affect/afflict. So sense 5 likely.

Check other senses:
2 hit against come into sudden contact: Tarzan? Not for abstract earthquake.
4 reach destination. No.
13 reach point/state/level. No.
12 drive violently into location. No.
10 assault target. Could earthquake? Not likely; per war.
5 best.

Return JSON {"sense_index": 5}.

provider: DeepInfra


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: endless
Target surface form: Endless
Context:
That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. <t>Endless</t> seconds wondering if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room.

Candidate senses:
1. sense_key=endless%5:00:00:long:02 | definition=tiresomely long; seemingly without end | synonyms=eternal, interminable | examples=endless debates; an endless conversation
2. sense_key=endless%5:00:02:infinite:00 | definition=infinitely great in number | examples=endless waves
3. sense_key=endless%5:00:00:infinite:00 | definition=having no known beginning and presumably no end | synonyms=dateless, sempiternal | examples=the dateless rise and fall of the tides; time is endless
4. sense_key=endless%5:00:00:continuous:01 | definition=having the ends united so as to form a continuous whole | examples=an endless chain

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need answer only JSON. We need choose best sense for "Endless" in context: "Endless seconds wondering if those huge windows would buckle and shower us with glass." It describes seconds during earthquake that felt tiresomely long, seemingly without end. Candidate 1 definition: tiresomely long; seemingly without end; synonyms eternal, interminable; examples endless debates; an endless conversation. That fits best. Sense index 1. Need output JSON exactly {"sense_index": 1}.

provider: Moonshot AI


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: second
Target surface form: seconds
Context:
That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless <t>seconds</t> wondering if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room.

Candidate senses:
1. sense_key=second%1:28:00:: | definition=1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites | synonyms=sec, s
2. sense_key=second%1:28:01:: | definition=an indefinitely short time | synonyms=moment, mo, minute, bit | examples=wait just a moment; in a mo
3. sense_key=second%1:04:00:: | definition=the fielding position of the player on a baseball team who is stationed near the second of the bases in the infield | synonyms=second base
4. sense_key=second%1:28:02:: | definition=a particular point in time | synonyms=moment, minute, instant | examples=the moment he arrived the party began
5. sense_key=second%1:24:00:: | definition=following the first in an ordering or series | examples=he came in a close second
6. sense_key=second%1:23:00:: | definition=a 60th part of a minute of arc | synonyms=arcsecond | examples=the treasure is 2 minutes and 45 seconds south of here
7. sense_key=second%1:18:00:: | definition=the official attendant of a contestant in a duel or boxing match
8. sense_key=second%1:10:00:: | definition=a speech seconding a motion | synonyms=secondment, endorsement, indorsement | examples=do I hear a second?
9. sense_key=second%1:06:00:: | definition=the gear that has the second lowest forward gear ratio in the gear box of a motor vehicle | synonyms=second gear | examples=he had to shift down into second to make the hill
10. sense_key=second%1:06:01:: | definition=merchandise that has imperfections; usually sold at a reduced price without the brand name | synonyms=irregular

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need answer with JSON only. Need choose best sense for "seconds" in context: "Endless seconds wondering if those huge windows would buckle..." It refers to time, short duration, indefinite short time. Candidate 1 is exact unit 1/60 minute. Candidate 2: indefinitely short time synonyms moment, mo, minute, bit. Candidate 4: particular point in time. The phrase "Endless seconds" during earthquake, not literally measured seconds? It could be literal seconds (units of time) but "endless seconds" is hyperbolic. In WordNet, sense 2 covers "an indefinitely short time" with examples wait just a moment; in a mo. Sense 1 is the SI unit. Which is best? The target surface "seconds" plural. In context "Endless seconds wondering..." means a brief period of time that felt endless. This aligns with sense 2 (indefinitely short time) rather than precise unit? But "seconds" as plural of sec could be literal time units. WordNet sense 1: 1/60 of a minute; basic unit of time. Sense 2: an indefinitely short time; synonyms moment, minute, bit. The phrase "Endless seconds" is more like moments. However WSD often distinguishes between measured time (sense 1) and vague short time (sense 2). "12:06 a.m." preceding suggests time, but "Endless seconds" is subjective duration. The examples for sense 2 include "wait just a moment; in a mo" - singular. "Seconds" plural could be multiple short moments. I think sense 2 is best. Need output JSON {"sense_index": 2}. Ensure no extra text.

provider: Cloudflare


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: wonder
Target surface form: wondering
Context:
That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds <t>wondering</t> if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room.

Candidate senses:
1. sense_key=wonder%2:31:00:: | definition=have a wish or desire to know something | synonyms=inquire, enquire | examples=He wondered who had built this beautiful church
2. sense_key=wonder%2:32:01:: | definition=place in doubt or express doubtful speculation | synonyms=question | examples=I wonder whether this was the right thing to do; she wondered whether it would snow tonight
3. sense_key=wonder%2:32:12:: | definition=be amazed at | synonyms=marvel | examples=We marvelled at the child's linguistic abilities

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need do WSD for "wondering" in context. Need choose among 3 senses: wish/desire to know something (inquire), place in doubt/speculation (question), be amazed at (marvel). Context: "Endless seconds wondering if those huge windows would buckle and shower us with glass." During earthquake in library. They are fearful, thinking uncertainly whether windows would break. "wonder if" could be sense 2 (place in doubt / doubt/speculation). Sense 1 "wonder who/what" desire to know. Sense 3 marvel. Here "wondering if those huge windows would buckle" expresses doubtful speculation, apprehension if it will happen. Best sense 2. Need output JSON {"sense_index":2}.

provider: AkashML


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: window
Target surface form: windows
Context:
That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge <t>windows</t> would buckle and shower us with glass. Only a few books fell in the reading room.

Candidate senses:
1. sense_key=window%1:06:00:: | definition=a framework of wood or metal that contains a glass windowpane and is built into a wall or roof to admit light or air
2. sense_key=window%1:06:01:: | definition=a transparent opening in a vehicle that allow vision out of the sides or back; usually is capable of being opened
3. sense_key=window%1:06:02:: | definition=a transparent panel (as of an envelope) inserted in an otherwise opaque material
4. sense_key=window%1:17:00:: | definition=an opening that resembles a window in appearance or function | examples=he could see them through a window in the trees
5. sense_key=window%1:28:00:: | definition=the time period that is considered best for starting or finishing something | examples=the expanded window will give us time to catch the thieves; they had a window of less than an hour when an attack would have succeeded
6. sense_key=window%1:06:04:: | definition=a pane of glass in a window | synonyms=windowpane | examples=the ball shattered the window
7. sense_key=window%1:06:05:: | definition=an opening in a wall or screen that admits light and air and through which customers can be served | examples=he stuck his head in the window
8. sense_key=window%1:06:03:: | definition=(computer science) a rectangular part of a computer screen that contains a display different from the rest of the screen

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need perform WSD for target lemma window, surface windows in context. Need choose among candidate senses. Context: Berkeley Main library, huge windows, wondering if would buckle and shower us with glass. These are building windows likely framework with glass panes. Candidate sense 1: framework of wood or metal that contains a glass windowpane and is built into a wall or roof to admit light or air. Sense 6: a pane of glass in a window (windowpane). "huge windows would buckle and shower us with glass" suggests the windows (as assemblies/frameworks containing glass) might buckle; also glass shower. Could be sense 1. The phrase "those huge windows" refers to the windows of library (frameworks), not just panes. Sense 6 specifically pane of glass. "windows would buckle" - windows as whole structure. Best indexed sense is likely 1. Need answer JSON only with sense_index: 1. Ensure no extra.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: buckle
Target surface form: buckle
Context:
That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would <t>buckle</t> and shower us with glass. Only a few books fell in the reading room.

Candidate senses:
1. sense_key=buckle%2:35:00:: | definition=fasten with a buckle or buckles | synonyms=clasp
2. sense_key=buckle%2:35:01:: | definition=fold or collapse | synonyms=crumple | examples=His knees buckled
3. sense_key=buckle%2:30:00:: | definition=bend out of shape, as under pressure or from heat | synonyms=heave, warp | examples=The highway buckled during the heat wave

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content:
We need do WSD. Target lemma buckle. Context: earthquake, huge windows would buckle and shower glass. Candidate senses: 1 fasten with buckle; 2 fold or collapse; 3 bend out of shape, as under pressure or from heat. Which is best? The windows under shaking might buckle, meaning bend/warp under pressure? Could also collapse/crumple? Sense 2 examples His knees buckled = collapse, give way. For windows, "buckle" often means warp or bend out of shape, e.g., metal frames buckling, under pressure. Synonyms heave, warp. But windows are glass; they could "buckle" (bend) and shower glass if they break? In earthquake, "those huge windows would buckle" maybe means bend/collapse? We need choose single best indexed sense. Let's analyze WordNet senses.

Sense key mapping:
1. buckle%2:35:00:: = fasten with a buckle or buckles (clasp)
2. buckle%2:35:01:: = fold or collapse (crumple); examples His knees buckled
3. buckle%2:30:00:: = bend out of shape, as under pressure or from heat (heave, warp); examples The highway buckled during the heat wave.

Context: "Endless seconds wondering if those huge windows would buckle and shower us with glass." The windows are huge, made of glass. Under violent shaking, they might bend out of shape (frames) and shatter, showering glass. "Shower us with glass" implies break, which follows from bending/warping (buckling) under pressure. Sense 3 specifically pressure. Sense 2 fold or collapse often used for knees or structures giving way; windows are not folding/collapsing but could be crumpling? For windows, buckling as "bend out of shape" is likely. "Buckle" in structural engineering means sudden failure under compression, bending out of shape. WordNet sense 3 is exactly "bend out of shape, as under pressure or from heat". This matches windows under seismic pressure. Sense 2 includes "fold or collapse" and example knees buckled, more about yielding of support. Windows aren't buckling like knees. So best is sense 3.

Need return only JSON exactly {"sense_index": 3}. Ensure no extra text.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: shower
Target surface form: shower
Context:
That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and <t>shower</t> us with glass. Only a few books fell in the reading room.

Candidate senses:
1. sense_key=shower%2:40:00:: | definition=expend profusely; also used with abstract nouns | synonyms=lavish | examples=He was showered with praise
2. sense_key=shower%2:35:00:: | definition=spray or sprinkle with | examples=The guests showered rice on the couple
3. sense_key=shower%2:29:00:: | definition=take a shower; wash one's body in the shower | examples=You should shower after vigorous exercise
4. sense_key=shower%2:43:00:: | definition=rain abundantly | synonyms=shower down | examples=Meteors showered down over half of Australia
5. sense_key=shower%2:34:12:: | definition=provide abundantly with | examples=He showered her with presents

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content:
 We need answer single JSON object sense_index. Need disambiguate. Context: windows would buckle and shower us with glass. Meaning glass would fall/spray down on us abundantly. Candidate senses: 4 = rain abundantly, shower down, as in meteors showered down. 2 = spray or sprinkle with (guests showered rice on couple). 5 = provide abundantly with (showered her with presents). 1 = expend profusely; also used with abstract nouns (showered with praise). 3 = bathe. Which best? The syntax: "windows would buckle and shower us with glass". Shower someone with something. Sense 5: provide abundantly with (He showered her with presents). Sense 1: expend profusely; also used with abstract nouns, examples praise. Sense 2: spray or sprinkle with; examples guests showered rice on the couple. The glass is falling like rain due to buckling windows. Likely sense 2 (spray or sprinkle with) or 4 (rain abundantly; intransitive? shower down). WordNet verb senses: 2:35:00 spray or sprinkle with, direct hypernym? 4:43:00 rain abundantly. But "shower us with glass" is transitive. Could be sense 5 provide abundantly with? Let's examine WordNet. shower v senses in WordNet 3.0? Let me recall:
1. shower, lavish (expend profusely; also used with abstract nouns) "He was showered with praise"
2. shower (spray or sprinkle with) "The guests showered rice on the couple"
3. shower (take a shower; wash one's body in the shower) "You should shower after vigorous exercise"
4. shower, shower down (rain abundantly) "Meteors showered down over half of Australia"
5. shower (provide abundantly with) "He showered her with presents"

In context, huge windows buckle and shower us with glass. This is like glass raining/spraying on people. It is a physical substance, not abstract. The construction "shower X with Y" matches sense 2 and 5 and 1. Sense 2 covers "spray or sprinkle with"; examples: The guests showered rice on the couple. That also could be "shower someone with rice". But semantic difference between 2 and 5 maybe "sprinkle" vs "provide abundantly". Glass from windows is dangerous, spraying/sprinkling over victims, not gift-giving. Sense 2 best. Though the image could be "rain abundantly" (like downpour of glass). But transitive use is sense 2. Need choose single best. Answer {"sense_index": 2}. Ensure no extra text.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: glass
Target surface form: glass
Context:
That's usually how long it takes for the temblors to pass. This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with <t>glass</t>. Only a few books fell in the reading room.

Candidate senses:
1. sense_key=glass%1:27:00:: | definition=a brittle transparent solid with irregular atomic structure
2. sense_key=glass%1:06:00:: | definition=a container for holding liquids while drinking | synonyms=drinking glass
3. sense_key=glass%1:23:00:: | definition=the quantity a glass will hold | synonyms=glassful
4. sense_key=glass%1:06:03:: | definition=a small refracting telescope | synonyms=field glass, spyglass
5. sense_key=glass%1:06:01:: | definition=an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant | synonyms=methamphetamine, methamphetamine hydrochloride, Methedrine, meth, deoxyephedrine, chalk
6. sense_key=glass%1:06:02:: | definition=a mirror; usually a ladies' dressing mirror | synonyms=looking glass
7. sense_key=glass%1:06:04:: | definition=glassware collectively | examples=She collected old glass

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need answer with JSON object sense_index. Need choose best sense for "glass" in context: windows would buckle and shower us with glass. This is material, brittle transparent solid, shards from windows. Sense 1: glass%1:27:00:: definition a brittle transparent solid with irregular atomic structure. That's the material/substance sense. Others are container, quantity, telescope, drug, mirror, glassware. So best is 1. Return {"sense_index": 1}.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: book
Target surface form: books
Context:
This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass. Only a few <t>books</t> fell in the reading room. Then the auto paint shop fire sent an evil-looking cloud of black smoke into the air.

Candidate senses:
1. sense_key=book%1:10:00:: | definition=a written work or composition that has been published (printed on pages bound together) | examples=I am reading a good book on economics
2. sense_key=book%1:06:00:: | definition=physical objects consisting of a number of pages bound together | synonyms=volume | examples=he used a large book as a doorstop
3. sense_key=book%1:10:02:: | definition=a compilation of the known facts regarding something or someone | synonyms=record, record book | examples=Al Smith used to say, `Let's look at the record'; his name is in all the record books
4. sense_key=book%1:10:01:: | definition=a written version of a play or other dramatic composition; used in preparing for a performance | synonyms=script, playscript
5. sense_key=book%1:21:00:: | definition=a record in which commercial accounts are recorded | synonyms=ledger, leger, account book, book of account | examples=they got a subpoena to examine our books
6. sense_key=book%1:14:01:: | definition=a collection of playing cards satisfying the rules of a card game
7. sense_key=book%1:14:00:: | definition=a collection of rules or prescribed standards on the basis of which decisions are made | synonyms=rule book | examples=they run things by the book around here
8. sense_key=book%1:10:05:: | definition=the sacred writings of Islam revealed by God to the prophet Muhammad during his life at Mecca and Medina | synonyms=Koran, Quran, al-Qur'an
9. sense_key=book%1:10:04:: | definition=the sacred writings of the Christian religions | synonyms=Bible, Christian Bible, Good Book, Holy Scripture, Holy Writ, Scripture | examples=he went to carry the Word to the heathen
10. sense_key=book%1:10:03:: | definition=a major division of a long written composition | examples=the book of Isaiah
11. sense_key=book%1:06:02:: | definition=a number of sheets (ticket or stamps etc.) bound together on one edge | examples=he bought a book of stamps

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content:
The user wants me to perform fine-grained Word Sense Disambiguation on the target word "books" in the given context.

The context is about an earthquake. The narrator is in the Berkeley Main library. They describe the building shaking violently. "Only a few books fell in the reading room."

The target word "books" is referring to physical objects in a library that fell during the earthquake. Let's look at the candidate senses:

1. book%1:10:00:: - a written work or composition that has been published (printed on pages bound together) - This is the abstract content sense.
2. book%1:06:00:: - physical objects consisting of a number of pages bound together - synonyms=volume - This is the physical object sense.
3. book%1:10:02:: - a compilation of facts - record book - Not relevant.
4. book%1:10:01:: - a written version of a play - script - Not relevant.
5. book%1:21:00:: - record of commercial accounts - ledger - Not relevant.
6. book%1:14:01:: - collection of playing cards - Not relevant.
7. book%1:14:00:: - collection of rules - rule book - Not relevant.
8. book%1:10:05:: - Koran/Quran - Not relevant.
9. book%1:10:04:: - Bible - Not relevant.
10. book%1:10:03:: - major division of long written composition - Not relevant.
11. book%1:06:02:: - number of sheets (tickets/stamps) bound together - Not relevant.

The only senses that could fit are 1 and 2. The context says "books fell in the reading room" in a library during an earthquake. These are physical objects. They fell from shelves. So sense 2 (physical objects consisting of pages bound together) is the best fit.

Sense 1 refers to the written work/composition (the content). Sense 2 refers to the physical object. When books fall from shelves, we're talking about the physical objects.

The index in the candidate list is 2. The answer should be {"sense_index": 2}.

provider: Together


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: fall
Target surface form: fell
Context:
This time, it just got stronger and then the building started shaking violently up and down as though it were a child's toy block that was being tossed. 12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass. Only a few books <t>fell</t> in the reading room. Then the auto paint shop fire sent an evil-looking cloud of black smoke into the air.

Candidate senses:
1. sense_key=fall%2:38:03:: | definition=descend in free fall under the influence of gravity | examples=The branch fell from the tree; The unfortunate hiker fell into a crevasse
2. sense_key=fall%2:38:00:: | definition=move downward and lower, but not necessarily all the way | synonyms=descend, go down, come down | examples=The temperature is going down; The barometer is falling
3. sense_key=fall%2:30:08:: | definition=pass suddenly and passively into a state of body or mind | examples=fall into a trap; She fell ill
4. sense_key=fall%2:42:03:: | definition=come under, be classified or included | synonyms=come | examples=fall into a category; This comes under a new heading
5. sense_key=fall%2:43:00:: | definition=fall from clouds | synonyms=precipitate, come down | examples=rain, snow and sleet were falling; Vesuvius precipitated its fiery, destructive rage on Herculaneum
6. sense_key=fall%2:41:02:: | definition=suffer defeat, failure, or ruin | examples=We must stand or fall; fall by the wayside
7. sense_key=fall%2:42:00:: | definition=die, as in battle or in a hunt | examples=Many soldiers fell at Verdun; Several deer have fallen to the same gun
8. sense_key=fall%2:42:04:: | definition=touch or seem as if touching visually or audibly | synonyms=shine, strike | examples=Light fell on her face; The sun shone on the fields
9. sense_key=fall%2:40:05:: | definition=be captured | examples=The cities fell to the enemy
10. sense_key=fall%2:30:00:: | definition=occur at a specified time or place | examples=Christmas falls on a Monday this year; The accent falls on the first syllable
11. sense_key=fall%2:30:06:: | definition=decrease in size, extent, or range | synonyms=decrease, diminish, lessen | examples=The amount of homework decreased towards the end of the semester; The cabin pressure fell dramatically
12. sense_key=fall%2:41:01:: | definition=yield to temptation or sin | examples=Adam and Eve fell
13. sense_key=fall%2:41:00:: | definition=lose office or power | examples=The government fell overnight; The Qing Dynasty fell with Sun Yat-sen
14. sense_key=fall%2:40:03:: | definition=to be given by assignment or distribution | examples=The most difficult task fell on the youngest member of the team; The onus fell on us
15. sense_key=fall%2:38:01:: | definition=move in a specified direction | examples=The line of men fall forward
16. sense_key=fall%2:42:02:: | definition=be due | examples=payments fall on the 1st of the month
17. sense_key=fall%2:41:15:: | definition=lose one's chastity | examples=a fallen woman
18. sense_key=fall%2:40:12:: | definition=to be given by right or inheritance | examples=The estate fell to the oldest daughter
19. sense_key=fall%2:40:09:: | definition=come into the possession of | synonyms=accrue | examples=The house accrued to the oldest son
20. sense_key=fall%2:40:08:: | definition=fall to somebody by assignment or lot | synonyms=light | examples=The task fell to me; It fell to me to notify the parents of the victims
21. sense_key=fall%2:40:13:: | definition=be inherited by | synonyms=return, pass, devolve | examples=The estate fell to my sister; The land returned to the family
22. sense_key=fall%2:38:11:: | definition=slope downward | examples=The hills around here fall towards the ocean
23. sense_key=fall%2:38:15:: | definition=lose an upright position suddenly | synonyms=fall down | examples=The vase fell over and the water spilled onto the table; Her hair fell across her forehead
24. sense_key=fall%2:38:14:: | definition=drop oneself to a lower or less erect position | examples=She fell back in her chair; He fell to his knees
25. sense_key=fall%2:35:00:: | definition=fall or flow in a certain way | synonyms=hang, flow | examples=This dress hangs well; Her long black hair flowed down her back
26. sense_key=fall%2:30:11:: | definition=assume a disappointed or sad expression | examples=Her face fell when she heard that she would be laid off; his crest fell
27. sense_key=fall%2:30:14:: | definition=be cast down | examples=his eyes fell
28. sense_key=fall%2:30:10:: | definition=come out; issue | examples=silly phrases fell from her mouth
29. sense_key=fall%2:30:09:: | definition=be born, used chiefly of lambs | examples=The lambs fell in the afternoon
30. sense_key=fall%2:30:12:: | definition=begin vigorously | examples=The prisoners fell to work right away
31. sense_key=fall%2:30:15:: | definition=go as if by falling | examples=Grief fell from our hearts
32. sense_key=fall%2:30:13:: | definition=come as if by falling | synonyms=descend, settle | examples=Night fell; Silence fell

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content:
We need choose best sense for "fell" in context: "Only a few books fell in the reading room." Context earthquake, building shaking, books fell. Need sense index among candidates. Candidate 1: fall%2:38:03:: descend in free fall under influence of gravity. Examples branch fell from tree, hiker fell into crevasse. Candidate 23: fall%2:38:15:: lose an upright position suddenly; synonyms fall down; examples The vase fell over and the water spilled onto the table; Her hair fell across her forehead. Candidate 2: move downward and lower but not necessarily all the way. Candidate 14 etc. Which best? Books falling from shelves due to shaking, likely sense 1 or 23. Let's analyze WordNet senses of fall verb.

fall%2:38:03:: "descend in free fall under the influence of gravity" - hypernym? This is the prototypical physical fall: object moves downward due to gravity. Example branch fell from tree. Books fell from shelves due to gravity after shaking. Candidate 23 "lose an upright position suddenly" - example vase fell over. Books may topple over? But "Only a few books fell in the reading room" likely means fell off shelves onto floor due to earthquake. Sense 1 is more appropriate: descend in free fall under gravity. However, books falling from shelves are not necessarily free fall; they tumble. But WordNet sense 1 includes falling from a higher position under gravity. Candidate 23 specifically "lose an upright position suddenly" often for things standing upright falling over, not falling from shelf. Books on shelves are not upright? They are vertical on shelves; if they fall, they might fall over or fall off. But the phrase "books fell" in earthquake context is classic example of fall%2:38:03? Let's check WordNet examples. I recall fall verb senses: 1. descend in free fall under influence of gravity (The branch fell from the tree). 2. move downward and lower, but not necessarily all the way (The temperature is going down). 3. pass suddenly and passively into a state... 4. come under... 5. precipitate. 6. suffer defeat. 7. die. 8. shine. 9. be captured. 10. occur. 11. decrease. 12. yield to temptation. 13. lose office. 14. to be given by assignment. 15. move in a specified direction. 16. be due. 17. lose chastity. 18. be given by right. 19. accrue. 20. fall to somebody by assignment or lot. 21. be inherited. 22. slope downward. 23. lose an upright position suddenly. 24. drop oneself to lower position. 25. hang/flow. 26. assume disappointed expression. 27. be cast down. 28. come out; issue. 29. be born. 30. begin vigorously. 31. go as if by falling. 32. come as if by falling.

The target "books fell" due to earthquake: books moved downward from shelves to floor under gravity. Sense 1 is best. But need consider sense 23: "lose an upright position suddenly" example "The vase fell over". Books on a shelf are upright; an earthquake could cause them to lose upright position and fall over/off. However, the definition says "lose an upright position suddenly" not necessarily move to ground from height. The example "Her hair fell across her forehead" is not upright. Actually that example seems odd for "lose upright position". Wait sense 23 examples: "The vase fell over and the water spilled onto the table; Her hair fell across her forehead". The first is losing upright position; second hair moving down across face. So sense 23 maybe "fall down" loosely. But sense 1 is more direct.

Let's examine candidate 1 definition: "descend in free fall under the influence of gravity". The phrase "free fall" might imply no support, falling through air. Books falling from shelves are in free fall after leaving shelf. Candidate 23 "lose an upright position suddenly" synonyms fall down. If books were on a table and fell over, sense 23. But from shelves? The sentence doesn't mention shelves, just reading room. In a library reading room, books likely on shelves or tables. "Only a few books fell" in earthquake: likely from shelves. The best sense is 1.

Need return JSON {"sense_index": 1}. Ensure no extra text.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: paint
Target surface form: paint
Context:
12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room. Then the auto <t>paint</t> shop fire sent an evil-looking cloud of black smoke into the air. 12:07 a.m.

Candidate senses:
1. sense_key=paint%1:06:00:: | definition=a substance used as a coating to protect or decorate a surface (especially a mixture of pigment suspended in a liquid); dries to form a hard coating | synonyms=pigment | examples=artists use `paint' and `pigment' interchangeably
2. sense_key=paint%1:15:00:: | definition=(basketball) a space (including the foul line) in front of the basket at each end of a basketball court; usually painted a different color from the rest of the court | synonyms=key | examples=he hit a jump shot from the top of the key; he dominates play in the paint
3. sense_key=paint%1:06:01:: | definition=makeup consisting of a pink or red powder applied to the cheeks | synonyms=rouge, blusher

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need output JSON {"sense_index": int}. Context: "auto paint shop fire". Target word paint. Candidate senses: 1 substance used as coating (auto paint shop = shop for automotive paint). 2 basketball space. 3 makeup. Sense 1 clearly. Need return only JSON. Ensure exact format.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: shop
Target surface form: shop
Context:
12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room. Then the auto paint <t>shop</t> fire sent an evil-looking cloud of black smoke into the air. 12:07 a.m.

Candidate senses:
1. sense_key=shop%1:06:00:: | definition=a mercantile establishment for the retail sale of goods or services | synonyms=store | examples=he bought it at a shop on Cape Cod
2. sense_key=shop%1:06:01:: | definition=small workplace where handcrafts or manufacturing are done | synonyms=workshop
3. sense_key=shop%1:04:00:: | definition=a course of instruction in a trade (as carpentry or electricity) | synonyms=shop class | examples=I built a birdhouse in shop

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need answer JSON only. Need choose sense for "shop" in phrase "auto paint shop fire". Context: auto paint shop fire sent smoke. It's a workplace where manufacturing/repair/auto painting done. Candidate 1 is retail store. Candidate 2 small workplace where handcrafts or manufacturing are done. Candidate 3 shop class. Here "auto paint shop" means workshop/facility for auto painting, likely sense 2. Need return {"sense_index": 2}. Ensure only JSON.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: fire
Target surface form: fire
Context:
12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room. Then the auto paint shop <t>fire</t> sent an evil-looking cloud of black smoke into the air. 12:07 a.m.

Candidate senses:
1. sense_key=fire%1:11:00:: | definition=the event of something burning (often destructive) | examples=they lost everything in the fire
2. sense_key=fire%1:04:00:: | definition=the act of firing weapons or artillery at an enemy | synonyms=firing | examples=hold your fire until you can see the whites of their eyes; they retreated in the face of withering enemy fire
3. sense_key=fire%1:22:00:: | definition=the process of combustion of inflammable materials producing heat and light and (often) smoke | synonyms=flame, flaming | examples=fire was one of our ancestors' first discoveries
4. sense_key=fire%1:06:00:: | definition=a fireplace in which a relatively small fire is burning | examples=they sat by the fire and talked
5. sense_key=fire%1:27:01:: | definition=once thought to be one of four elements composing the universe (Empedocles)
6. sense_key=fire%1:12:00:: | definition=feelings of great warmth and intensity | synonyms=ardor, ardour, fervor, fervour, fervency, fervidness | examples=he spoke with great ardor
7. sense_key=fire%1:27:00:: | definition=fuel that is burning and is used as a means for cooking | examples=put the kettle on the fire; barbecue over an open fire
8. sense_key=fire%1:11:01:: | definition=a severe trial | examples=he went through fire and damnation
9. sense_key=fire%1:10:00:: | definition=intense adverse criticism | synonyms=attack, flak, flack, blast | examples=Clinton directed his fire at the Republican Party; the government has come under attack

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need answer JSON. Need choose sense. Context: auto paint shop fire sent an evil-looking cloud of black smoke into the air. This is a fire event in a paint shop, burning, likely destructive. Candidate 1: event of something burning (often destructive). Candidate 3: process of combustion producing heat and light and often smoke. The phrase "auto paint shop fire" refers to a conflagration/event; cloud of black smoke. Examples for sense 1: they lost everything in the fire. Sense 3 examples: fire was one of our ancestors' first discoveries; flame/flaming. Which is best? Subtle distinction: sense 1 event of something burning (often destructive). In WN, fire%1:11:00:: is event. fire%1:22:00:: is process (combustion). The context describes a shop fire producing smoke, likely an event. So probably sense 1. Need output JSON exactly.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: send
Target surface form: sent
Context:
12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room. Then the auto paint shop fire <t>sent</t> an evil-looking cloud of black smoke into the air. 12:07 a.m.

Candidate senses:
1. sense_key=send%2:38:01:: | definition=cause to go somewhere | synonyms=direct | examples=The explosion sent the car flying in the air; She sent her children to camp
2. sense_key=send%2:35:00:: | definition=to cause or order to be taken, directed, or transmitted to another place | synonyms=send out | examples=He had sent the dispatches downtown to the proper people and had slept
3. sense_key=send%2:32:00:: | definition=cause to be directed or transmitted to another place | synonyms=mail, post | examples=send me your latest results; I'll mail you the paper when it's written
4. sense_key=send%2:38:00:: | definition=transport commercially | synonyms=transport, ship
5. sense_key=send%2:33:00:: | definition=assign to a station | synonyms=station, post, place
6. sense_key=send%2:32:02:: | definition=transfer | synonyms=get off, send off | examples=The spy sent the classified information off to Russia
7. sense_key=send%2:40:00:: | definition=cause to be admitted; of persons to an institution | synonyms=commit, institutionalize, institutionalise, charge | examples=After the second episode, she had to be committed; he was committed to prison
8. sense_key=send%2:32:03:: | definition=broadcast over the airwaves, as in radio or television | synonyms=air, broadcast, beam, transmit | examples=We cannot air this X-rated song

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need choose single best sense for target "sent" in sentence: "Then the auto paint shop fire <t>sent</t> an evil-looking cloud of black smoke into the air." The fire sent cloud into air. Means caused cloud to go somewhere. Sense 1: cause to go somewhere. Examples: "The explosion sent the car flying in the air". This fits exactly. Sense 3 mail/post. Not common. So answer index 1.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: cloud
Target surface form: cloud
Context:
12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room. Then the auto paint shop fire sent an evil-looking <t>cloud</t> of black smoke into the air. 12:07 a.m.

Candidate senses:
1. sense_key=cloud%1:19:01:: | definition=any collection of particles (e.g., smoke or dust) or gases that is visible
2. sense_key=cloud%1:17:00:: | definition=a visible mass of water or ice particles suspended at a considerable altitude
3. sense_key=cloud%1:26:01:: | definition=out of touch with reality | examples=his head was in the clouds
4. sense_key=cloud%1:26:02:: | definition=a cause of worry or gloom or trouble | examples=the only cloud on the horizon was the possibility of dissent by the French
5. sense_key=cloud%1:26:00:: | definition=suspicion affecting your reputation | examples=after that mistake he was under a cloud
6. sense_key=cloud%1:14:00:: | definition=a group of many things in the air or on the ground | synonyms=swarm | examples=a swarm of insects obscured the light; clouds of blossoms

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content: We need answer WSD. Target "cloud" in sentence about auto paint shop fire sent evil-looking cloud of black smoke into air. Candidate sense 1: any collection of particles (e.g., smoke or dust) or gases that is visible. That fits smoke cloud. Sense 2: water/ice mass. Not smoke. Sense 3 idiom head in clouds no. 4 cause of worry no. 5 suspicion no. 6 group of many things swarm no. Best is sense 1. Need return JSON {"sense_index": 1}. Ensure only JSON.


[System] You are an English linguist performing fine-grained Word Sense Disambiguation. WordNet glosses are schematic. Use the sentence context, the examples, and the synonyms to choose the best indexed sense. Do not hedge. Choose the single best indexed sense.

[User]
Target lemma: black
Target surface form: black
Context:
12:06 a.m. HRH: I was in the Berkeley Main library when it hit. Endless seconds wondering if those huge windows would buckle and shower us with glass. Only a few books fell in the reading room. Then the auto paint shop fire sent an evil-looking cloud of <t>black</t> smoke into the air. 12:07 a.m.

Candidate senses:
1. sense_key=black%3:00:01:: | definition=being of the achromatic color of maximum darkness; having little or no hue owing to absorption of almost all incident light | examples=black leather jackets; as black as coal
2. sense_key=black%3:00:02:: | definition=of or belonging to a racial group having dark skin especially of sub-Saharan African origin; - Martin Luther King Jr. | examples=a great people--a black people--...injected new meaning and dignity into the veins of civilization
3. sense_key=black%5:00:00:angry:00 | definition=marked by anger or resentment or hostility | examples=black looks; black words
4. sense_key=black%5:00:00:hopeless:00 | definition=offering little or no hope; ; ; - J.M.Synge | synonyms=bleak, dim | examples=the future looked black; prospects were bleak
5. sense_key=black%5:00:00:evil:00 | definition=stemming from evil characteristics or forces; wicked or dishonorable; ; ; ; ; ; ; -Thomas Hardy | synonyms=dark, sinister | examples=black deeds; a black lie
6. sense_key=black%5:00:00:unfortunate:00 | definition=(of events) having extremely unfortunate or dire consequences; bringing ruin; ; ; ; - Charles Darwin; - Douglas MacArthur | synonyms=calamitous, disastrous, fatal, fateful | examples=the stock market crashed on Black Friday; a calamitous defeat
7. sense_key=black%5:00:00:colored:00 | definition=(of the face) made black especially as with suffused blood | synonyms=blackened | examples=a face black with fury
8. sense_key=black%5:00:00:dark:01 | definition=extremely dark | synonyms=pitch-black, pitch-dark | examples=a black moonless night; through the pitch-black woods
9. sense_key=black%5:00:00:sarcastic:00 | definition=harshly ironic or sinister | synonyms=grim, mordant | examples=black humor; a grim joke
10. sense_key=black%5:00:00:covert:00 | definition=(of intelligence operations) deliberately misleading | examples=black propaganda
11. sense_key=black%5:00:00:illegal:00 | definition=distributed or sold illicitly | synonyms=bootleg, black-market, contraband, smuggled | examples=the black economy pays no taxes
12. sense_key=black%5:00:00:dishonorable:00 | definition=(used of conduct or character) deserving or bringing disgrace or shame; - Rachel Carson | synonyms=disgraceful, ignominious, inglorious, opprobrious, shameful | examples=Man...has written one of his blackest records as a destroyer on the oceanic islands; an ignominious retreat
13. sense_key=black%5:00:00:undiluted:00 | definition=(of coffee) without cream or sugar
14. sense_key=black%5:00:00:dirty:01 | definition=soiled with dirt or soot | synonyms=smutty | examples=with feet black from playing outdoors; his shirt was black within an hour

Instructions:
1. Choose the single best indexed sense for the target word in context.
2. WordNet glosses are schematic; use the context, synonyms, and examples together.
3. Do not answer with a WordNet sense key.
4. Return only a JSON object exactly like {"sense_index": 3}.

reasoning_content:
 The target word "black" describes smoke from an auto paint shop fire. The smoke is literally the color black—achromatic color of maximum darkness. None of the metaphorical senses (angry, hopeless, evil, unfortunate, etc.) fit; the context is simply describing the visual appearance of the smoke as dark in color. This is the basic color sense.

Best sense: 1 (black%3:00:01:: - being of the achromatic color of maximum darkness).