[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: drive
Target surface form: driving
Context:
Areas that are made of 'fill' liquefy. A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was <t>driving</t> my truck, stopped at a red light at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst part was watching power lines waving above my head and no way to drive away.

Candidate senses:
1. sense_key=drive%2:38:01:: | definition=operate or control a vehicle | examples=drive a car or bus; Can you drive this four-wheel truck?
2. sense_key=drive%2:38:00:: | definition=travel or be transported in a vehicle | synonyms=motor | examples=We drove to the university every morning; They motored to London for the theater
3. sense_key=drive%2:38:02:: | definition=cause someone or something to move by driving | examples=She drove me to school every day; We drove the car to the garage
4. sense_key=drive%2:35:00:: | definition=force into or from an action or state, either physically or metaphorically | synonyms=force, ram | examples=She rammed her mind into focus; He drives me mad
5. sense_key=drive%2:41:02:: | definition=to compel or force or urge relentlessly or exert coercive pressure on, or motivate strongly | examples=She is driven by her passion
6. sense_key=drive%2:35:11:: | definition=cause to move back by force or influence | synonyms=repel, repulse, force back, push back, beat back | examples=repel the enemy; push back the urge to smoke
7. sense_key=drive%2:36:00:: | definition=compel somebody to do something, often against his own will or judgment | examples=She finally drove him to change jobs
8. sense_key=drive%2:35:07:: | definition=push, propel, or press with force | examples=Drive a nail into the wall
9. sense_key=drive%2:35:01:: | definition=cause to move rapidly by striking or throwing with force | examples=drive the ball far out into the field
10. sense_key=drive%2:41:00:: | definition=strive and make an effort to reach a goal | synonyms=tug, labor, labour, push | examples=She tugged for years to make a decent living; We have to push a little to make the deadline!
11. sense_key=drive%2:32:00:: | definition=move into a desired direction of discourse | synonyms=get, aim | examples=What are you driving at?
12. sense_key=drive%2:42:00:: | definition=have certain properties when driven | synonyms=ride | examples=This car rides smoothly; My new truck drives well
13. sense_key=drive%2:41:13:: | definition=work as a driver | examples=He drives a bread truck; She drives for the taxi company in Newark
14. sense_key=drive%2:38:09:: | definition=move by being propelled by a force | examples=The car drove around the corner
15. sense_key=drive%2:38:10:: | definition=urge forward | examples=drive the cows into the barn
16. sense_key=drive%2:38:11:: | definition=proceed along in a vehicle | synonyms=take | examples=We drive the turnpike to work
17. sense_key=drive%2:35:03:: | definition=strike with a driver, as in teeing off | examples=drive a golf ball
18. sense_key=drive%2:35:02:: | definition=hit very hard, as by swinging a bat horizontally | examples=drive a ball
19. sense_key=drive%2:35:06:: | definition=excavate horizontally | examples=drive a tunnel
20. sense_key=drive%2:34:07:: | definition=cause to function by supplying the force or power for or by controlling | examples=The amplifier drives the tube; steam drives the engines
21. sense_key=drive%2:33:01:: | definition=hunting: search for game | examples=drive the forest
22. sense_key=drive%2:33:00:: | definition=hunting: chase from cover into more open ground | examples=drive the game

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:
1.  **Analyze the target word and context:**
    *   Target lemma: `drive`
    *   Target surface form: `driving`
    *   Context: "I was driving my truck, stopped at a red light..."
    *   Key details: The subject is operating a specific vehicle ("my truck"). The action is being performed by the subject ("I was driving"). The object is explicitly stated ("my truck").

2.  **Evaluate candidate senses:**

    *   1. `sense_key=drive%2:38:01::` | definition=operate or control a vehicle | examples=drive a car or bus; Can you drive this four-wheel truck?
        *   Analysis: This fits perfectly. "I was driving my truck" means "I was operating/controlling my truck". The example in the definition ("drive a car or bus") matches the syntactic structure of the context ("driving my truck"). The specific example in the definition ("Can you drive this four-wheel truck?") aligns perfectly with the context involving a truck.

    *   2. `sense_key=drive%2:38:00::` | definition=travel or be transported in a vehicle | synonyms=motor | examples=We drove to the university every morning...
        *   Analysis: This sense usually implies movement or traveling *to* a place, often intransitively or focusing on the travel aspect. While the speaker is traveling, the specific construction "driving my truck" emphasizes the control/operation of the vehicle, not just the travel. Also, this sense often allows for passengers (be transported), whereas the context implies the subject is the operator.

    *   3. `sense_key=drive%2:38:02::` | definition=cause someone or something to move by driving | examples=She drove me to school every day...
        *   Analysis: This involves transporting a passenger ("me") in a vehicle. Here, the object is "my truck" (the vehicle itself), not a passenger.

    *   4. `sense_key=drive%2:35:00::` | definition=force into or from an action or state...
        *   Analysis: Figurative meaning. Not relevant.

    *   5-22. Other senses: These involve compelling someone, repelling, pushing, hitting balls, excavating, mechanical operation, etc. None fit the context of operating a motor vehicle better than Sense 1.

3.  **Refine the choice between Sense 1 and Sense 2:**
    *   Sense 1: "operate or control a vehicle".
    *   Sense 2: "travel or be transported in a vehicle".
    *   Context: "I was driving my truck".
    *   Syntactically, "driving [a vehicle]" usually maps to the "operate/control" definition. "Driving [to a location]" usually maps to the "travel" definition.
    *   Since the direct object is the truck (the vehicle being controlled), Sense 1 is the precise match. The example in Sense 1 explicitly mentions a "four-wheel truck", making the alignment exact.

4.  **Final Selection:** Sense 1 is the correct choice.

5.  **Format Output:** The user wants a JSON object `{"sense_index": X}`. The index corresponds to the numbered list provided in the prompt.
    *   Sense 1 is index 1.

    Wait, let me double-check the indexing in the prompt.
    The prompt lists:
    1. sense_key=drive%2:38:01:: ...
    2. sense_key=drive%2:38:00:: ...
    ...

    Therefore, the output should be `{"sense_index": 1}`.

provider: Amazon Bedrock


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: truck
Target surface form: truck
Context:
Areas that are made of 'fill' liquefy. A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my <t>truck</t>, stopped at a red light at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst part was watching power lines waving above my head and no way to drive away.

Candidate senses:
1. sense_key=truck%1:06:00:: | definition=an automotive vehicle suitable for hauling | synonyms=motortruck
2. sense_key=truck%1:06:01:: | definition=a handcart that has a frame with two low wheels and a ledge at the bottom and handles at the top; used to move crates or other heavy objects | synonyms=hand truck

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:
The target word is "truck" in the context: "I was driving my truck, stopped at a red light at the corner of Shattuck and Alcatraz..."

The context clearly indicates a motor vehicle (driving, stopped at a red light). This matches sense 1: "an automotive vehicle suitable for hauling" with synonym "motortruck".

Sense 2 is a "handcart" which cannot be driven and stopped at a red light.

So the best sense is index 1.

format: unknown

native_finish_reason: stop

provider: SiliconFlow

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: stop
Target surface form: stopped
Context:
Areas that are made of 'fill' liquefy. A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my truck, <t>stopped</t> at a red light at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst part was watching power lines waving above my head and no way to drive away.

Candidate senses:
1. sense_key=stop%2:38:00:: | definition=come to a halt, stop moving | synonyms=halt | examples=the car stopped; She stopped in front of a store window
2. sense_key=stop%2:42:00:: | definition=put an end to a state or an activity | synonyms=discontinue, cease, give up, quit, lay off | examples=Quit teasing your little brother
3. sense_key=stop%2:41:00:: | definition=stop from happening or developing | synonyms=halt, block, kibosh | examples=Block his election; Halt the process
4. sense_key=stop%2:38:02:: | definition=interrupt a trip | synonyms=stop over | examples=we stopped at Aunt Mary's house; they stopped for three days in Florence
5. sense_key=stop%2:38:01:: | definition=cause to stop | examples=stop a car; stop the thief
6. sense_key=stop%2:30:05:: | definition=prevent completion | synonyms=break, break off, discontinue | examples=stop the project; break off the negotiations
7. sense_key=stop%2:33:00:: | definition=hold back, as of a danger or an enemy; check the expansion or influence of | synonyms=check, turn back, arrest, contain, hold back | examples=Arrest the downward trend; Check the growth of communism in South East Asia
8. sense_key=stop%2:35:00:: | definition=seize on its way | synonyms=intercept | examples=The fighter plane was ordered to intercept an aircraft that had entered the country's airspace
9. sense_key=stop%2:42:13:: | definition=have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical | synonyms=end, finish, terminate, cease | examples=the bronchioles terminate in a capillary bed; Your rights stop where you infringe upon the rights of other
10. sense_key=stop%2:35:12:: | definition=render unsuitable for passage | synonyms=barricade, block, blockade, block off, block up, bar | examples=block the way; barricade the streets
11. sense_key=stop%2:30:12:: | definition=stop and wait, as if awaiting further instructions or developments | synonyms=hold on | examples=Hold on a moment!

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:
1.  **Analyze the Context:**
    *   Sentence: "I was driving my truck, <t>stopped</t> at a red light..."
    *   Subject: "I" (the driver).
    *   Action: Driving a truck, then "stopped".
    *   Reason/Location: "at a red light".
    *   Situation: The vehicle ceased movement because of a traffic signal.

2.  **Analyze the Target Lemma and Form:**
    *   Lemma: stop
    *   Form: stopped (past tense verb).

3.  **Evaluate Candidate Senses:**

    *   **Sense 1:** `stop%2:38:00::` | definition=come to a halt, stop moving | synonyms=halt | examples=the car stopped; She stopped in front of a store window.
        *   *Analysis:* This fits perfectly. The truck was driving, then it came to a halt at a red light. The subject is the entity in motion (or the driver causing the motion to halt, but usually, intransitive "I stopped at a light" implies the motion ceased). Let's check transitivity.
        *   In "I was driving my truck, stopped at a red light", "stopped" is used intransitively here (the truck stopped/I stopped driving). The definition "come to a halt, stop moving" matches the physical act of the vehicle ceasing motion.

    *   **Sense 2:** `stop%2:42:00::` | definition=put an end to a state or an activity | synonyms=discontinue, cease, give up, quit, lay off | examples=Quit teasing your little brother.
        *   *Analysis:* This is more abstract or refers to ceasing a habit/activity (like smoking or teasing). While driving is an activity, stopping at a red light is a physical cessation of motion, not necessarily "quitting" the activity of driving in the sense of this definition. The example "Quit teasing" suggests a different nuance. Sense 1 is more specific to motion.

    *   **Sense 3:** `stop%2:41:00::` | definition=stop from happening or developing | synonyms=halt, block, kibosh | examples=Block his election.
        *   *Analysis:* Preventative sense. Doesn't fit stopping a vehicle at a light.

    *   **Sense 4:** `stop%2:38:02::` | definition=interrupt a trip | synonyms=stop over | examples=we stopped at Aunt Mary's house.
        *   *Analysis:* This implies a break in a journey, usually staying somewhere for a bit. While stopping at a red light is a pause, "stop over" usually implies a destination or a planned break, not a traffic stop. Sense 1 is the generic "come to a halt". Sense 4 is specific to interrupting a trip (like a stopover). Stopping at a red light is usually considered a halt in motion rather than an interruption of the trip itinerary in the WordNet sense (which usually links to "stop over").

    *   **Sense 5:** `stop%2:38:01::` | definition=cause to stop | examples=stop a car; stop the thief.
        *   *Analysis:* This is the transitive causative sense. "I stopped the car." Here the text says "I ... stopped". While the driver causes the car to stop, the construction "I stopped at a red light" is often treated as the agent stopping (intransitive regarding the motion of the agent/vehicle complex). WordNet usually distinguishes between "The car stopped" (Sense 1) and "I stopped the car" (Sense 5).
        *   Let's look closer at the sentence structure: "I was driving my truck, stopped at a red light..."
        *   Is it "I [caused the truck to stop]" (transitive, object implied or "the truck" omitted)? Or "I [came to a halt]"?
        *   If I say "The car stopped", it's Sense 1. If I say "I stopped the car", it's Sense 5.
        *   If I say "I stopped at the store", it's usually Sense 4 (interrupt a trip) or Sense 1 (come to a halt).
        *   The example for Sense 1 is "the car stopped". The example for Sense 5 is "stop a car".
        *   The sentence says "I... stopped". The driver is the subject. However, the core meaning here is the cessation of movement. In many WSD frameworks, if the subject is the moving entity (or the driver acting as that entity), Sense 1 is appropriate. If the sentence were "I stopped the truck", Sense 5 would be appropriate. Since the object (the truck) isn't explicitly the patient of the verb in the syntax (it's the object of "driving"), "stopped" acts intransitively here describing the state of the subject coming to a halt. Therefore, Sense 1 is better than Sense 5.

    *   **Sense 6:** `stop%2:30:05::` | definition=prevent completion.
        *   *Analysis:* Irrelevant.

    *   **Sense 7:** `stop%2:33:00::` | definition=hold back, as of a danger...
        *   *Analysis:* Irrelevant.

    *   **Sense 8:** `stop%2:35:00::` | definition=seize on its way.
        *   *Analysis:* Irrelevant.

    *   **Sense 9:** `stop%2:42:13::` | definition=have an end... terminate, cease.
        *   *Analysis:* This is usually for events or states ending (e.g., "the rain stopped"). "The rain stopped" maps to similar semantic space but Sense 1 specifically mentions "stop moving" and "the car stopped". Sense 9 is "have an end" (spatial or temporal). "The road stops here." Stopping at a red light is an action of halting motion, fitting Sense 1 better than the stative "have an end".

    *   **Sense 10:** `stop%2:35:12::` | definition=render unsuitable for passage.
        *   *Analysis:* Irrelevant.

    *   **Sense 11:** `stop%2:30:12::` | definition=stop and wait... hold on.
        *   *Analysis:* "Hold on a moment!" This is for communication or general waiting. "Stopped at a red light" is a physical halt.

4.  **Refine the choice between Sense 1 and Sense 5:**
    *   Context: "I was driving my truck, stopped..."
    *   Syntactically, this is intransitive usage. "I stopped."
    *   Semantically, it means "I came to a halt."
    *   Sense 1 definition: "come to a halt, stop moving".
    *   Sense 5 definition: "cause to stop".
    *   Even though the driver causes the stop, "I stopped" is the standard intransitive construction for "I came to a halt". If it were causative, we would expect "I stopped the truck". The absence of the direct object strongly points to Sense 1 (intransitive motion) rather than Sense 5 (transitive causative).

5.  **Refine the choice between Sense 1 and Sense 4:**
    *   Sense 4 definition: "interrupt a trip". Synonym: "stop over".
    *   Example: "we stopped at Aunt Mary's house".
    *   Stopping at a red light is a temporary halt due to traffic regulations, not a "stop over" or a break in the trip in the sense of visiting a place. It is a momentary halt in motion. Sense 1 is the general "come to a halt". The specificity of Sense 4 (trip interruption/stop over) makes Sense 1 the more appropriate general choice for a traffic light stop.

6.  **Conclusion:**
    *   The vehicle (driven by "I") ceased moving.
    *   Sense 1 defines this as "come to a halt, stop moving".
    *   The example "the car stopped" matches the scenario of a vehicle stopping.

    *   Therefore, Sense 1 is the correct sense.

    *   Wait, let me double check Sense 2. "put an end to a state or an activity". Is driving an activity? Yes. Does "stopped" mean "quit driving"? No, it means paused driving. Sense 2 examples "Quit teasing", "lay off". These imply terminating the activity, not pausing it. Stopping at a red light is a pause/halt, after which driving resumes. Sense 1 "come to a halt" is the physical description of the pause.

    *   Final check on Sense 1. "come to a halt, stop moving". "The car stopped." Matches "I ... stopped at a red light". Correct.

    *   JSON output format required.

provider: Baidu


[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: red_light
Target surface form: red light
Context:
Areas that are made of 'fill' liquefy. A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my truck, stopped at a <t>red light</t> at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst part was watching power lines waving above my head and no way to drive away.

Candidate senses:
1. sense_key=red_light%1:10:01:: | definition=a cautionary sign of danger | synonyms=warning light
2. sense_key=red_light%1:10:00:: | definition=the signal to stop

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:
1.  **Analyze the target**: The target lemma is "red_light" and the surface form in the text is "red light". The context describes someone driving a truck and stopping at a "red light" when an earthquake hit.

2.  **Analyze Candidate Sense 1**:
    *   sense_key: `red_light%1:10:01::`
    *   definition: "a cautionary sign of danger"
    *   synonyms: "warning light"
    *   Analysis: This is a more metaphorical or general interpretation. While a red light *is* a warning, the specific context involves driving and stopping.

3.  **Analyze Candidate Sense 2**:
    *   sense_key: `red_light%1:10:00::`
    *   definition: "the signal to stop"
    *   synonyms: (Not explicitly listed in the prompt, but standard knowledge implies traffic light context).
    *   Analysis: This definition directly applies to the physical traffic signal used in driving. The narrator says, "I was driving my truck, stopped at a red light..." This refers to the traffic control device/signaling aspect.

4.  **Compare senses with context**:
    *   Context: "stopped at a red light at the corner of..."
    *   Sense 1 implies a generic warning light (like on a dashboard or a warning sign).
    *   Sense 2 implies the specific traffic signal commanding a stop.
    *   In the context of driving and stopping at an intersection, "red light" refers to the traffic signal that mandates stopping. While it is "cautionary," the primary function in this sentence is the traffic signal (the signal to stop).

5.  **Select best sense**:
    *   Sense 1 is about "warning light" generally (often used for indicators on machinery or metaphorical warnings).
    *   Sense 2 is specifically "the signal to stop" (traffic light context).
    *   The sentence context ("driving my truck, stopped at a...") strongly aligns with Sense 2.

6.  **Format Output**: The user wants a JSON object with `sense_index`.
    *   Sense 1 corresponds to index 1.
    *   Sense 2 corresponds to index 2.
    *   I chose Sense 2.

    JSON: `{"sense_index":2}`

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: corner
Target surface form: corner
Context:
Areas that are made of 'fill' liquefy. A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my truck, stopped at a red light at the <t>corner</t> of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst part was watching power lines waving above my head and no way to drive away.

Candidate senses:
1. sense_key=corner%1:15:02:: | definition=a place off to the side of an area | examples=he tripled to the rightfield corner; the southeastern corner of the Mediterranean
2. sense_key=corner%1:15:00:: | definition=the point where two lines meet or intersect | examples=the corners of a rectangle
3. sense_key=corner%1:06:02:: | definition=an interior angle formed by two meeting walls | synonyms=nook | examples=a piano was in one corner of the room
4. sense_key=corner%1:06:00:: | definition=the intersection of two streets | synonyms=street corner, turning point | examples=standing on the corner watching all the girls go by
5. sense_key=corner%1:15:01:: | definition=the point where three areas or surfaces meet or intersect | examples=the corners of a cube
6. sense_key=corner%1:25:00:: | definition=a small concavity | synonyms=recess, recession, niche
7. sense_key=corner%1:26:00:: | definition=a temporary monopoly on a kind of commercial trade | examples=a corner on the silver market
8. sense_key=corner%1:26:01:: | definition=a predicament from which a skillful or graceful escape is impossible | synonyms=box | examples=his lying got him into a tight corner
9. sense_key=corner%1:17:00:: | definition=a projecting part where two sides or edges meet | examples=he knocked off the corners
10. sense_key=corner%1:15:03:: | definition=a remote area | examples=in many corners of the world they still practice slavery
11. sense_key=corner%1:06:01:: | definition=(architecture) solid exterior angle of a building; especially one formed by a cornerstone | synonyms=quoin

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:
1.  **Analyze the Context:** The sentence is "...stopped at a red light at the corner of Shattuck and Alcatraz...".
    *   The target word "corner" is used to describe a location where two streets (Shattuck and Alcatraz) meet.
    *   The speaker is in a truck, stopped at a red light.
    *   The location is an intersection of two roads/streets.

2.  **Analyze the Candidate Senses:**

    *   *Sense 1 (corner%1:15:02::):* "a place off to the side of an area" (e.g., rightfield corner). This is too general and usually implies a specific region within a larger area, not necessarily an intersection of streets.
    *   *Sense 2 (corner%1:15:00::):* "the point where two lines meet or intersect" (e.g., corners of a rectangle). This is geometric/abstract. While an intersection is geometrically where lines meet, this sense usually refers to shapes on a plane, not specifically geographic street locations.
    *   *Sense 3 (corner%1:06:02::):* "an interior angle formed by two meeting walls" (e.g., piano in a corner). This refers to the inside of a room. Incorrect.
    *   *Sense 4 (corner%1:06:00::):* "the intersection of two streets" (synonyms: street corner, turning point). Examples: "standing on the corner watching all the girls go by".
        *   This definition perfectly matches the context: "corner of Shattuck and Alcatraz". These are street names. The location is the intersection of two streets.
    *   *Sense 5 (corner%1:15:01::):* "the point where three areas or surfaces meet or intersect" (e.g., corners of a cube). Geometric/solid geometry. Incorrect.
    *   *Sense 6 (corner%1:25:00::):* "a small concavity" (synonyms: recess, niche). Incorrect.
    *   *Sense 7 (corner%1:26:00::):* "a temporary monopoly on a kind of commercial trade". Incorrect.
    *   *Sense 8 (corner%1:26:01::):* "a predicament from which a skillful or graceful escape is impossible". Metaphorical. Incorrect.
    *   *Sense 9 (corner%1:17:00::):* "a projecting part where two sides or edges meet". Physical object property. Incorrect.
    *   *Sense 10 (corner%1:15:03::):* "a remote area" (e.g., corners of the world). Incorrect.
    *   *Sense 11 (corner%1:06:01::):* "(architecture) solid exterior angle of a building". Incorrect.

3.  **Comparison and Selection:**
    *   The context explicitly mentions two streets ("Shattuck and Alcatraz") intersecting.
    *   Sense 4 is defined specifically as "the intersection of two streets".
    *   The example for Sense 4 ("standing on the corner") matches the usage "stopped at... the corner".
    *   The synonyms "street corner" and "turning point" fit the context of driving a truck.

4.  **Final Decision:** Sense 4 is the correct sense. It captures the specific geographic entity (intersection of streets) mentioned in the text.

5.  **Formatting Output:** The user requested a JSON object `{"sense_index": X}`.
    *   The index for the chosen sense is 4 (based on the numbered list provided in the prompt).

provider: Parasail


[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:
Areas that are made of 'fill' liquefy. A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my truck, stopped at a red light at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it <t>hit</t>. Worst part was watching power lines waving above my head and no way to drive away.

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:
1.  **Analyze the context:**
    *   **Sentence:** "I was driving my truck, stopped at a red light... when it <t>hit</t>."
    *   **Context:** The speaker is describing an earthquake ("The house just settled right down into the ground", "quake" mentioned in the previous sentence).
    *   **Subject:** "it" refers to the earthquake or the seismic event.
    *   **Object:** The object is implicit; it "hit" the location/area/people. Or, it could mean the event happened/arrived.
    *   **Meaning:** The earthquake struck. It happened suddenly.

2.  **Evaluate Candidate Senses:**

    *   1. *cause to move by striking (hit a ball)*: No. The earthquake isn't moving something by striking it in this sense.
    *   2. *hit against; come into sudden contact with (The car hit a tree)*: This involves physical collision. An earthquake isn't a physical object hitting another object in the standard Newtonian sense (like a car hitting a tree), but it is a metaphorical "striking" of an area.
    *   3. *deal a blow to... (He hit her hard...)*: Physical violence. Not applicable.
    *   4. *reach a destination... (We hit Detroit by noon)*: This is about travel. "It hit" doesn't mean the earthquake "arrived at a destination" in the way a traveler does, though it is close to "the event happened."
    *   5. *affect or afflict suddenly, usually adversely (We were hit by really bad weather; He was stricken with cancer...)*: This sense covers disasters, diseases, and sudden adverse events affecting a person or place. Example: "We were hit by really bad weather." An earthquake is a natural disaster similar to bad weather in this context. The sentence "when it hit" implies "when the earthquake struck/affected us/the area."
    *   6. *hit with a missile...*: No.
    *   7. *encounter by chance...*: No.
    *   8. *gain points...*: No.
    *   9. *cause to experience suddenly (Panic struck me...)*: This is psychological or abstract. The context is a physical event affecting the area.
    *   10. *make a strategic, offensive assault...*: No.
    *   11. *kill intentionally...*: No.
    *   12. *drive something violently into a location...*: No.
    *   13. *reach a point in time... (The thermometer hit 100 degrees)*: This is about reaching a level or threshold.
    *   14. *produce by manipulating keys...*: No.
    *   15. *consume to excess...*: No.
    *   16. *hit the intended target...*: No.
    *   17. *pay unsolicited sexual attention...*: No.

3.  **Refine the choice:**
    *   The phrase "when it hit" refers to the earthquake striking.
    *   Sense 2 (hit against/collide) is physical collision between solid objects.
    *   Sense 5 (affect or afflict suddenly, usually adversely) is the standard WordNet sense for natural disasters, weather events, or misfortunes "hitting" a place or person. The example "We were hit by really bad weather" is structurally and semantically parallel to "the earthquake hit."

4.  **Select the Index:**
    *   Sense 5 matches "affect or afflict suddenly, usually adversely".
    *   Index 5.

5.  **Final Check:**
    *   Context: "when it [the earthquake] hit."
    *   Sense 5 definition: "affect or afflict suddenly, usually adversely"
    *   Sense 5 examples: "We were hit by really bad weather"
    *   Match: Excellent. An earthquake is a sudden adverse affliction.

    Therefore, the correct index is 5.


[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: part
Target surface form: part
Context:
A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my truck, stopped at a red light at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst <t>part</t> was watching power lines waving above my head and no way to drive away. 12:48 a.m.

Candidate senses:
1. sense_key=part%1:24:00:: | definition=something determined in relation to something that includes it | synonyms=portion, component part, component, constituent | examples=he wanted to feel a part of something bigger than himself; I read a portion of the manuscript
2. sense_key=part%1:06:00:: | definition=something less than the whole of a human artifact | synonyms=portion | examples=the rear part of the house; glue the two parts together
3. sense_key=part%1:17:00:: | definition=a portion of a natural object | synonyms=piece | examples=they analyzed the river into three parts; he needed a piece of granite
4. sense_key=part%1:09:02:: | definition=that which concerns a person with regard to a particular role or situation | examples=it requires vigilance on our part; they resisted every effort on his part
5. sense_key=part%1:15:00:: | definition=the extended spatial location of something | synonyms=region | examples=the farming regions of France; religions in all parts of the world
6. sense_key=part%1:04:01:: | definition=the actions and activities assigned to or required or expected of a person or group | synonyms=function, office, role | examples=the function of a teacher; the government must do its part
7. sense_key=part%1:09:01:: | definition=an actor's portrayal of someone in a play | synonyms=character, role, theatrical role, persona | examples=she played the part of Desdemona
8. sense_key=part%1:21:00:: | definition=assets belonging to or due to or contributed by an individual person or group | synonyms=share, portion, percentage | examples=he wanted his share in cash
9. sense_key=part%1:09:00:: | definition=one of the portions into which something is regarded as divided and which together constitute a whole | synonyms=section, division | examples=the written part of the exam; the finance section of the company
10. sense_key=part%1:08:01:: | definition=a line of scalp that can be seen when sections of hair are combed in opposite directions | synonyms=parting | examples=his part was right in the middle
11. sense_key=part%1:10:00:: | definition=the melody carried by a particular voice or instrument in polyphonic music | synonyms=voice | examples=he tried to sing the tenor part
12. sense_key=part%1:04:03:: | definition=the part played by a person in bringing about a result | synonyms=contribution, share | examples=I am proud of my contribution in advancing the project; they all did their share of the work

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:
1.  **Analyze the target word and context:**
    *   Target lemma: part
    *   Target surface form: part
    *   Context: "Worst <t>part</t> was watching power lines waving above my head and no way to drive away."
    *   The speaker is describing a specific segment or aspect of their experience during an earthquake. They mention driving a truck, stopping at a red light, and then the earthquake hitting. Then they say, "Worst part was watching power lines..."

2.  **Analyze the candidate senses:**

    *   Sense 1: "something determined in relation to something that includes it" (synonyms: portion, component part, component, constituent). Example: "feel a part of something bigger". This is a very general "part of a whole" definition.
    *   Sense 2: "something less than the whole of a human artifact" (synonyms: portion). Example: "rear part of the house". This usually refers to physical objects/artifacts.
    *   Sense 3: "a portion of a natural object" (synonyms: piece). Example: "river into three parts". Physical natural objects.
    *   Sense 4: "that which concerns a person with regard to a particular role or situation". Example: "vigilance on our part". This is an idiom/prepositional usage ("on one's part").
    *   Sense 5: "the extended spatial location of something" (synonyms: region). Example: "regions of France". Spatial extent.
    *   Sense 6: "the actions and activities assigned to or required or expected of a person or group" (synonyms: function, office, role). Example: "function of a teacher".
    *   Sense 7: "an actor's portrayal of someone in a play" (synonyms: character, role).
    *   Sense 8: "assets belonging to or due to or contributed by an individual person or group" (synonyms: share, portion, percentage). Example: "wanted his share in cash".
    *   Sense 9: "one of the portions into which something is regarded as divided and which together constitute a whole" (synonyms: section, division). Example: "written part of the exam". This looks promising. An experience or event can be divided into parts.
    *   Sense 10: "a line of scalp that can be seen when sections of hair are combed in opposite directions".
    *   Sense 11: "the melody carried by a particular voice or instrument in polyphonic music".
    *   Sense 12: "the part played by a person in bringing about a result" (synonyms: contribution, share).

3.  **Evaluate the fit of the most likely senses:**

    *   The sentence is: "Worst part was watching power lines..."
    *   Here, "part" refers to a specific portion or segment of the overall experience/event described (the earthquake and the immediate aftermath).
    *   Let's compare Sense 1 and Sense 9.
    *   Sense 1 ("something determined in relation to something that includes it") is the hypernym or general definition. It covers almost everything.
    *   Sense 9 ("one of the portions into which something is regarded as divided..."). Example: "the written part of the exam".
    *   In the context "Worst part was...", the speaker is mentally dividing the event (the earthquake experience) into segments or aspects (arriving, the shaking, the power lines). The "worst part" is a specific segment of that event.
    *   Sense 2 and 3 refer to physical parts of objects (house, river). The "part" here is an abstract part of an event/experience, not a physical component of an artifact.
    *   Sense 1's example ("feel a part of something bigger") is about belonging/inclusion.
    *   Sense 9's example ("written part of the exam") is about a division of a whole entity (the exam) into constituent sections. The phrase "Worst part of the experience" fits this logic well. It is a section or portion of the event.
    *   Let's look at Sense 1 again. "He wanted to feel a part of something bigger". "I read a portion of the manuscript".
    *   Let's look at Sense 9 again. "The written part of the exam". "The finance section of the company".
    *   The phrase "Worst part..." usually implies segmenting an event or narrative. "The best part of the movie", "The worst part of the trip". These fit the definition of Sense 9 (one of the portions into which something is divided).
    *   However, sometimes Sense 1 is used as the catch-all for abstract parts if Sense 9 is restricted to "sections" or "divisions" in a more formal sense. But "the written part of the exam" is very similar to "the worst part of the event".
    *   Let's check WordNet hierarchy/definitions more closely.
        *   Sense 1 (part%1:24:00) is often the generic "part/portion".
        *   Sense 9 (part%1:09:00) specifies "one of the portions into which something is regarded as divided...".
    *   Is an event "something regarded as divided"? Yes, an experience can be divided into temporal or qualitative parts.
    *   Is "the worst part" a "component part" (Sense 1) or a "section/division" (Sense 9)?
    *   Consider the synonyms for Sense 9: "section, division". "The worst division of the experience"? A bit clunky, but "section" works for time/events.
    *   Consider Sense 1 synonyms: "portion, component part, component, constituent". "The worst portion of the experience". This sounds very natural.
    *   Let's look at the example for Sense 9 again: "the written part of the exam". This is a functional/structural division.
    *   Let's look at the example for Sense 1: "I read a portion of the manuscript". This is a part of a whole.
    *   In "Worst part was...", the speaker is distinguishing this specific moment (watching power lines) from the rest of the experience (driving, stopping, the hit). It is a segment of the event.
    *   Usually, when "part" refers to a feature, aspect, or segment of an abstract whole (like a situation or event), it aligns with Sense 9 (division/section) or Sense 1 (general portion).
    *   Let's compare Sense 1 and Sense 9 definitions again.
        *   Sense 1: "something determined in relation to something that includes it".
        *   Sense 9: "one of the portions into which something is regarded as divided and which together constitute a whole".
    *   Sense 9 emphasizes the division into constituent parts that make up the whole. The event (the quake experience) constitutes a whole, and the "worst part" is a distinct portion of it.
    *   Sense 1 is often used for physical components or belonging.
    *   Let's try to find a specific distinction. In many WSD systems, Sense 9 handles "part of the exam", "part of the journey", "part of the country". Sense 1 handles "spare parts", "parts of the body", or abstract inclusion.
    *   The phrase "worst part" refers to a segment of an event.
    *   Let's check Sense 5: "extended spatial location". No.
    *   Let's check Sense 4: "on our part". No.

    *   Debate between Sense 1 and Sense 9.
        *   Example for 1: "read a portion of the manuscript".
        *   Example for 9: "written part of the exam".
        *   "Worst part [of the experience]" seems closer to "written part [of the exam]" (a specific segment) than "component part" (a constituent piece). Although "portion" is a synonym for both.
        *   Let's look at the index numbers. Sense 1 is `part%1:24:00::`. Sense 9 is `part%1:09:00::`.
        *   Sense 1 is in the `relation` hierarchy (wn 1.24). "Something determined in relation to something that includes it."
        *   Sense 9 is in the `unit, whole` hierarchy (wn 1.09). "One of the portions into which something is regarded as divided..."
        *   When we say "The worst part was...", we are dividing the experience into parts. We are identifying a segment. This fits the "regarded as divided" aspect of Sense 9 perfectly. "The finance section of the company" divides the company. "The written part of the exam" divides the exam. "The worst part of the earthquake experience" divides the experience.
        *   Sense 1 implies a relation of inclusion but doesn't explicitly emphasize the division into constituent portions that constitute a whole in the same way. Sense 9 is standard for "parts" of events/processes/abstractions that have stages or sections.

    *   Let's consider Sense 1 vs Sense 9 for "Worst part of the movie".
        *   Oxford/Learners dictionaries often define this as "a section or part of something".
        *   WordNet Sense 9 fits "section, division".
        *   WordNet Sense 1 fits "portion, component".
    *   Usually, "part" in the sense of "the hardest part", "the worst part", "the first part" aligns with Sense 9. It denotes a segment.
    *   Sense 1 is often reserved for "component" (parts of a machine) or "membership/belonging" (part of the group).
    *   Let's look at the example for Sense 1 again: "feel a part of something bigger" (membership). "read a portion of the manuscript" (spatial/quantity part of text).
    *   Let's look at Sense 9 examples: "written part of the exam" (section of an activity/event). "finance section of the company" (section of an organization).
    *   The context describes an event/experience (the earthquake situation). "The worst part" is a segment of that event.
    *   Therefore, Sense 9 is the best fit.

    *   Let's double check Sense 12 ("contribution, share"). "The part played by a person". Not applicable here.
    *   Let's double check Sense 4 ("on our part"). No.

    *   Selection: Sense 9.
    *   Reasoning recap: The target word "part" refers to a specific segment or phase of the speaker's experience ("watching power lines...") which is viewed as a portion of the whole event (the earthquake and its immediate aftermath). This aligns with Sense 9 ("one of the portions into which something is regarded as divided...") and its synonyms "section, division". Sense 1 is a broader hypernym often used for physical components or belonging, whereas Sense 9 captures the segmentation of a whole (like an exam, a company, or an event).

    *   Check if "part" refers to "the worst aspect".
        *   "Aspect" isn't a listed synonym for Sense 1 or 9.
        *   However, "section" or "division" of an event covers "phase".
        *   Is there a sense for "feature/aspect"? No specific one listed.
        *   Sense 1 is "something determined in relation to something that includes it". An aspect is related to the whole. But "portion" (Sense 9) is the standard word for temporal parts or segments of a narrative/event. "The first part", "the second part", "the worst part". These are divisions.
        *   Therefore, Sense 9 is the specific sense for segments/sections of a whole.

    *   Let's verify Sense 1 again. "Something determined in relation to something that includes it". This is extremely broad. "The handle is a part of the door". "The word is a part of the sentence".
    *   Let's verify Sense 9 again. "One of the portions into which something is regarded as divided...".
    *   "Worst part" implies a comparison and a division of the experience into "the worst part" and "the rest". This active division makes Sense 9 appropriate.
    *   Context: "Worst part was watching power lines...".
    *   The "worst part" is a segment of the experience.
    *   Synonyms for 9: section, division. "The worst section of the experience".
    *   Synonyms for 1: portion, component. "The worst portion of the experience".
    *   Both work, but Sense 9 is more specific to "sections/divisions" rather than "components/constituents". Events are usually divided into sections/parts (Sense 9). Machines are made of components (Sense 1). Groups consist of members (Sense 1 - "part of something bigger").
    *   The example "written part of the exam" is structurally very similar to "worst part of the event". The exam is an event/process; the event is an event/process.
    *   Therefore, Sense 9 is the better choice.

    *   Final check: Index 9.

provider: DigitalOcean


[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: watch
Target surface form: watching
Context:
A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my truck, stopped at a red light at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst part was <t>watching</t> power lines waving above my head and no way to drive away. 12:48 a.m.

Candidate senses:
1. sense_key=watch%2:39:00:: | definition=look attentively | examples=watch a basketball game
2. sense_key=watch%2:41:00:: | definition=follow with the eyes or the mind | synonyms=observe, follow, watch over, keep an eye on | examples=Keep an eye on the baby, please!; The world is watching Sarajevo
3. sense_key=watch%2:39:05:: | definition=see or watch | synonyms=view, see, catch, take in | examples=view a show on television; This program will be seen all over the world
4. sense_key=watch%2:39:02:: | definition=observe with attention | synonyms=look on | examples=They watched as the murderer was executed
5. sense_key=watch%2:39:01:: | definition=be vigilant, be on the lookout or be careful | synonyms=look out, watch out | examples=Watch out for pickpockets!
6. sense_key=watch%2:39:03:: | definition=observe or determine by looking | examples=Watch how the dog chases the cats away
7. sense_key=watch%2:32:09:: | definition=find out, learn, or determine with certainty, usually by making an inquiry or other effort | synonyms=determine, check, find out, see, ascertain, learn | examples=I want to see whether she speaks French; See whether it works

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:
1.  **Analyze the target lemma and form:** The target lemma is "watch" and the surface form is "watching" (present participle/gerund).

2.  **Analyze the context:** The sentence is: "Worst part was watching power lines waving above my head and no way to drive away."
    *   The speaker is sitting in a truck at a red light during an earthquake.
    *   The action is "watching power lines waving".
    *   This involves visual perception of an event happening in real-time.
    *   The tone suggests a sense of fear or intense focus because the power lines are dangerous ("waving above my head") and the observer is stuck.
    *   It implies looking at something specific happening.

3.  **Analyze the candidate senses:**

    *   **Sense 1:** `watch%2:39:00::` | Definition: "look attentively" | Example: "watch a basketball game".
        *   Fits: The speaker is looking attentively at the power lines. It implies a sustained look.

    *   **Sense 2:** `watch%2:41:00::` | Definition: "follow with the eyes or the mind" | Synonyms: "observe, follow, watch over" | Example: "Keep an eye on the baby".
        *   Fits: "Follow with the eyes" works for tracking moving objects (waving power lines). However, the synonym "watch over" implies guarding or supervision, which isn't happening here. The example "world is watching Sarajevo" is more abstract. "Keep an eye on" implies supervision or tracking for a purpose. This sense seems to blend supervision/tracking.

    *   **Sense 3:** `watch%2:39:05::` | Definition: "see or watch" | Synonyms: "view, see, catch, take in" | Example: "view a show on television".
        *   Fits: "View" or "take in" could work. This sense often relates to viewing entertainment or a spectacle. The power lines waving is a spectacle of sorts, but usually, this sense is reserved for watching shows/movies (entertainment) or specific events in a more passive consumption way.

    *   **Sense 4:** `watch%2:39:02::` | Definition: "observe with attention" | Synonyms: "look on" | Example: "They watched as the murderer was executed".
        *   Fits: "Observe with attention" is very close to sense 1. The example suggests witnessing a specific, often dramatic, event unfolding. The context here is witnessing a dramatic, dangerous event (power lines waving in an earthquake). This feels quite strong. "Look on" implies being a spectator.

    *   **Sense 5:** `watch%2:39:01::` | Definition: "be vigilant, be on the lookout or be careful" | Example: "Watch out for pickpockets!".
        *   Incorrect: The speaker isn't being warned or scanning for danger in the sense of "watching out"; they are observing the event itself. Although the situation is dangerous, the verb "watching" here describes the visual act, not the imperative of caution.

    *   **Sense 6:** `watch%2:39:03::` | Definition: "observe or determine by looking" | Example: "Watch how the dog chases the cats away".
        *   Fits: This implies watching *how* something happens or watching to see a result. The context isn't "watching how the power lines wave" (method) but just "watching power lines waving" (the event).

    *   **Sense 7:** `watch%2:32:09::` | Definition: "find out, learn, or determine with certainty..." | Synonyms: "check, find out".
        *   Incorrect: This is about verification (e.g., "watch the time" or "check if...").

4.  **Refine the choice among Sense 1, Sense 2, Sense 3, and Sense 4.**

    *   *Sense 1 vs Sense 4:* Both involve looking attentively/observing with attention.
        *   Sense 1 ("look attentively", "watch a basketball game") is the most general core definition of physical watching.
        *   Sense 4 ("observe with attention", "look on", "watched as the murderer was executed") emphasizes witnessing an event unfold, often as a bystander.
        *   The context is "watching power lines waving". This is a physical action of looking at an event.
        *   Let's look at the specific nuances. "Watch a basketball game" (Sense 1) is entertainment. "Watch power lines waving" is an involuntary or gripping visual experience.
        *   Sense 4 often implies a "watcher" role.
        *   However, Sense 1 is the primary, general physical sense. "I was watching the birds." "I was watching the game." "I was watching the power lines."
        *   Let's check Sense 2 again. "Follow with the eyes". Power lines are moving. "Tracking" motion fits Sense 2 well. But Sense 2's synonyms "watch over", "keep an eye on" suggest a purpose of monitoring/supervision. The speaker isn't supervising the power lines.
        *   Let's check Sense 3. "View a show". This is typically for media or performances. While the earthquake scene is dramatic, it's not a "show".
        *   Let's look at the dictionary definitions (WordNet 3.1 usually).
            *   Sense 1 (2:39:00): "look attentively". This is the most standard definition for the physical act of watching something happen.
            *   Sense 4 (2:39:02): "observe with attention". Synonym "look on". This often implies passivity or being a spectator.
        *   "Worst part was watching power lines waving..."
        *   Is it Sense 1 or 4?
        *   Sense 1 examples: "watch a basketball game".
        *   Sense 4 examples: "They watched as the murderer was executed".
        *   The distinction is subtle. Sense 4 often takes a clausal complement ("watched as...") or implies "looking on" as a bystander. Sense 1 is "watch [object]".
        *   In the text, the structure is "watching [object] [participle]". (watching power lines waving).
        *   WordNet distinctions:
            *   2:39:00 (Sense 1) is the base physical sense.
            *   2:39:02 (Sense 4) "observe with attention". The synonym "look on" suggests a specific stance.
        *   Let's look at the specific WordNet 3.0/3.1 hierarchy.
        *   Sense 1: `watch%2:39:00::` is often the default for "look at something for a period of time".
        *   Sense 4: `watch%2:39:02::` has the synonym "look on".
        *   The context: "Worst part was watching power lines waving".
        *   If I say "I watched the game", it's Sense 1.
        *   If I say "I watched the accident happen", it's close to Sense 4 (witnessing).
        *   However, Sense 1 is broadly "look attentively".
        *   Let's look at Sense 2 (`watch%2:41:00::`). Synonyms: "observe, follow, watch over, keep an eye on". "Follow with the eyes". This is specifically for tracking. E.g., "watch the ball". Power lines are moving, but the speaker is staring at the scene in horror/fascination. "Follow with the eyes" is a specific component of watching, but "watching power lines waving" encompasses the whole scene, not just tracking motion.
        *   Let's reconsider Sense 1 vs Sense 4.
        *   Sense 1 gloss: "look attentively".
        *   Sense 4 gloss: "observe with attention".
        *   These are almost identical. Why are they separate?
        *   Sense 4 has the synonym "look on". "Look on" implies observing an event, often without participating.
        *   Sense 1 example: "watch a basketball game".
        *   Sense 4 example: "They watched as the murderer was executed".
        *   In the text, the speaker is observing a dangerous event, similar to the execution example. They are a bystander ("look on").
        *   However, Sense 1 is generally the primary physical sense. "Look attentively".
        *   Is there a pattern?
        *   "Watch the game" -> Sense 1.
        *   "Watch the squirrel" -> Sense 1 (usually).
        *   "Watch as..." -> often Sense 4.
        *   The syntax here is "watching power lines waving".
        *   Is it closer to "watching a game" (Sense 1) or "watching an execution" (Sense 4)?
        *   The event is unscripted, dangerous, real-life. Sense 4 fits "witnessing events".
        *   But Sense 1 "look attentively" is the hypernym. If I must choose the *best* indexed sense.
        *   Let's look at Sense 1's coverage. It usually covers the general activity.
        *   Let's look at Sense 4's coverage. It usually covers "look on".
        *   The text: "Worst part was watching..."
        *   Often, if the object is a performance or game, Sense 1 is used.
        *   If the object is an occurrence or event (especially unscripted), Sense 4 might be appropriate.
        *   Let's check Sense 3 (`watch%2:39:05::`): "see or watch", synonyms "view, see...". Example "view a show". This is definitely for TV/Movies or performances.
        *   The power lines are not a show. So not Sense 3.
        *   Between Sense 1 and Sense 4.
        *   Sense 1 is the most robust general sense for "fixing the eyes upon".
        *   Sense 4 emphasizes the "observer" aspect ("look on").
        *   Let's try to disambiguate via the examples provided in the prompt more strictly.
        *   Sense 1: "watch a basketball game". Object is a spectacle/event.
        *   Sense 4: "watch as the murderer was executed". Object is an event unfolding.
        *   The input sentence: "watching power lines waving". This is an event unfolding (participle "waving").
        *   Syntactically: "Watch [NP] [V-ing]".
        *   Example for Sense 1 is "watch [NP]".
        *   Example for Sense 4 is "watch [as-clause]".
        *   Input: "watching power lines waving".
        *   This syntax "watch [object] [verb-ing]" is standard transitive usage.
        *   Sense 1 usually covers "watch [object]". e.g. "Watch the bird."
        *   Sense 4 often implies the passive observer status.
        *   However, in standard WSD tasks (like SemCor/WordNet annotations), the general "look attentively" (Sense 1) covers most standard visual watching. Sense 4 is often "look on" (spectating) or specifically "watch as...".
        *   Let's look at the "synonyms" field for Sense 4: "look on". To "look on" implies you are an observer of something happening.
        *   Is the speaker "looking on"? Yes. But are they "watching" (Sense 1)? Yes.
        *   Sense 1 is the core definition. "Look attentively".
        *   Is there a reason to choose Sense 4? The danger/unpleasantness aligns with "execution", but the act is simply looking at something happening.
        *   Let's consider Sense 2 ("follow with the eyes"). Power lines are waving (moving). Is the speaker tracking them? Or staring at the scene? "Waving" implies movement. But "follow with the eyes" is specifically tracking a target. The synonym "keep an eye on" implies monitoring. The speaker isn't monitoring the lines for a purpose other than witnessing the event. "Follow with the eyes" is a specific type of watching, usually for moving targets. Power lines waving is a chaotic movement. Sense 1 (look attentively) covers the broader experience of watching the scene.
        *   Comparison: "I watched the car drive away." (Sense 1 or 2?). "I watched the car" -> Sense 1. "I followed the car with my eyes" -> Sense 2.
        *   Sense 1 is the default. Sense 2 adds the nuance of "following/tracking".
        *   Sense 4 adds the nuance of "observing/witnessing event".
        *   In "watching power lines waving", the focus is on the terrifying visual experience. "Look attentively" (Sense 1) is the safest and most accurate definition for the general act of watching an object or event.
        *   Let's check Sense 4 again. Gloss: "observe with attention". Examples: "They watched as the murderer was executed".
        *   Sense 1 Gloss: "look attentively". Examples: "watch a basketball game".
        *   Is there a syntactic cue?
        *   "Watch [object]" -> usually Sense 1.
        *   "Watch [as-clause]" -> often Sense 4.
        *   "Watch [object] [verb-ing]" -> ambiguous.
        *   However, Sense 1 is defined as "look attentively". This is the fundamental definition.
        *   Sense 4 is often used when "watch" is used in the context of "look on" (synonyms).
        *   Sense 1 seems the most appropriate for "watching [physical object]" even if that object is doing something.
        *   Let's check the provided definition/synonyms again.
        *   Sense 1: "look attentively".
        *   Sense 4: "observe with attention" (Synonyms: look on).
        *   If I say "I am watching the street", it is Sense 1.
        *   If I say "I watched the accident", it is Sense 1 (or 4).
        *   Most WSD systems would tag "watching power lines" as the general Sense 1 because it's the primary visual perception sense. Sense 4's "look on" implies a specific detached observer role which might fit, but Sense 1 is the general "fix one's gaze". The speaker is fixing their gaze on the power lines.
        *   Let's look at the nuances of "look attentively" vs "observe with attention".
        *   Attentively implies focus. "Worst part was watching..." implies they couldn't look away or were focused on it. Sense 1 fits perfectly.
        *   Sense 4 "observe with attention" is synonymous.
        *   Why is Sense 4 separate? WordNet often separates senses based on synonym sets. Sense 4 is synonymous with "look on". Is the speaker "looking on" at the power lines? "Look on" usually takes an event (e.g., look on at a fight). "Watching power lines" takes a direct object.
        *   Direct object construction favors Sense 1. "Watch [something]".
        *   Sense 4 construction "Watch as [something happens]".
        *   Input: "watching power lines waving". Direct object is "power lines".
        *   Therefore, Sense 1 is the better structural fit.

    *   Let's double check Sense 2: "follow with the eyes". Synonyms: "keep an eye on".
        *   "Keep an eye on" is idiomatic for monitoring.
        *   "Follow with the eyes" is tracking.
        *   "Watching power lines waving".
        *   If the lines were moving quickly across the sky (like a plane), Sense 2 would be strong.
        *   "Waving" is motion in place.
        *   Sense 1 "look attentively" captures the staring at the waving lines.

    *   Let's double check Sense 3: "see or watch". Synonyms: "view".
        *   "Viewing" power lines. Sounds like an inspection or a show.
        *   Not the best fit.

    *   Conclusion: Sense 1 is the best fit. It describes the general act of looking attentively at something. The structure "watching [object]" aligns with the example "watch a basketball game". The context involves focusing on an object (power lines) performing an action (waving).

    Let's re-evaluate Sense 4 just in case.
    Gloss: "observe with attention".
    Synonym: "look on".
    Example: "They watched as the murderer was executed".
    The example "watched as..." suggests a clausal complement.
    The target is "watching power lines waving". This is "watch [NP] [Participle]".
    While semantically close to witnessing an event, syntactically it treats "power lines" as the object being watched.
    Sense 1 example: "watch a basketball game". Direct object.
    This supports Sense 1.

    Let's check Sense 2 again.
    Gloss: "follow with the eyes".
    Example: "Keep an eye on the baby".
    This implies a purpose of monitoring safety. The speaker is terrified, not monitoring the lines for maintenance.
    Example: "The world is watching Sarajevo".
    This is metaphorical/political observation.
    So Sense 2 is out.

    Let's check Sense 6.
    Gloss: "observe or determine by looking".
    Example: "Watch how the dog chases...".
    Implies watching to learn or determine.
    Speaker is not trying to determine anything. Just witnessing.
    Sense 6 is out.

    So it's definitely between 1 and 4.
    Sense 1: "look attentively".
    Sense 4: "observe with attention" (Syn: look on).
    The main difference in WordNet is the synonym set.
    Sense 1 = {watch}.
    Sense 4 = {look on, watch}.
    Is the speaker "looking on"? "Looking on" usually implies observing an event from the sidelines. The speaker is *in* the truck, *under* the lines. It's immersive, not detached. "Look on" feels slightly wrong for someone trapped underneath the object. "Look attentively" (Sense 1) fits the intensity of the gaze better.

    Also, checking standard WordNet sense ordering:
    1. look attentively (most general).
    2. follow with eyes.
    3. see/watch (view).
    4. observe with attention (look on).
    Usually, Sense 1 is the default for "look at X".
    I will stick with Sense 1.

    Let's check Sense 3 again.
    "view a show".
    Is the earthquake scene a "show"? No.
    Is it "taking in"? "Worst part was taking in power lines waving." Sounds unnatural.
    "Worst part was seeing power lines..." -> "See" is Sense 3 synonym. But "watching" implies duration, which "see" (stative) often lacks, though "watch" (activity) has it.
    Sense 1 captures the duration ("look attentively").

    Final check.
    Context: "Worst part was watching power lines waving..."
    Sense 1: look attentively.
    This describes the act. The speaker is looking at the lines with attention (likely horrified attention).
    This seems the most solid choice.

    One counter-argument: Is it Sense 6? "Watch how..." No.
    Is it Sense 7? "Find out..." No.

    Is it Sense 2? "Follow with eyes".
    Imagine a cat watching a laser pointer. That is Sense 2 (tracking).
    Power lines "waving". They oscillate. You track the motion.
    But "watching a basketball game" (Sense 1) involves tracking players and ball. Yet that is the example for Sense 1.
    This confirms that Sense 1 covers watching dynamic scenes/events, not just static objects.
    Therefore, "watching power lines waving" is analogous to "watching a basketball game". It is Sense 1.

    Wait, let me check the Sense 2 examples again.
    "Keep an eye on the baby". (Monitoring).
    "The world is watching Sarajevo". (Political attention).
    Neither fits the physical act of staring at power lines in horror as well as Sense 1.

    So, Sense 1 is the correct choice.

    Mapping:
    Sense 1 -> index 1.
    Sense 2 -> index 2.
    Sense 3 -> index 3.
    Sense 4 -> index 4.
    ...
    The prompt asks for "indexed sense". The list is numbered 1 to 7.
    I will choose Sense 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: wave
Target surface form: waving
Context:
A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my truck, stopped at a red light at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst part was watching power lines <t>waving</t> above my head and no way to drive away. 12:48 a.m.

Candidate senses:
1. sense_key=wave%2:32:00:: | definition=signal with the hands or nod | synonyms=beckon | examples=She waved to her friends; He waved his hand hospitably
2. sense_key=wave%2:35:00:: | definition=move or swing back and forth | synonyms=brandish, flourish | examples=She waved her gun
3. sense_key=wave%2:38:00:: | definition=move in a wavy pattern or with a rising and falling motion | synonyms=roll, undulate, flap | examples=The curtains undulated; the waves rolled towards the beach
4. sense_key=wave%2:35:01:: | definition=twist or roll into coils or ringlets | synonyms=curl | examples=curl my hair, please
5. sense_key=wave%2:29:00:: | definition=set waves in | examples=she asked the hairdresser to wave her hair

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 is "waving" in the context: "Worst part was watching power lines waving above my head and no way to drive away."

Let me analyze each candidate sense:

1. sense_key=wave%2:32:00:: | definition=signal with the hands or nod | synonyms=beckon | examples=She waved to her friends; He waved his hand hospitably
- This is about signaling/greeting with hands, which doesn't fit power lines.

2. sense_key=wave%2:35:00:: | definition=move or swing back and forth | synonyms=brandish, flourish | examples=She waved her gun
- This is about moving something back and forth, typically something held like a gun. Power lines aren't being "brandished" or "flourished."

3. sense_key=wave%2:38:00:: | definition=move in a wavy pattern or with a rising and falling motion | synonyms=roll, undulate, flap | examples=The curtains undulated; the waves rolled towards the beach
- This is about something moving in a wavy, undulating motion - like curtains, waves, or in this case, power lines swaying/waving back and forth in a wavy pattern. This fits well with power lines that would be moving/swaying (like during an earthquake).

4. sense_key=wave%2:35:01:: | definition=twist or roll into coils or ringlets | synonyms=curl | examples=curl my hair, please
- This is about curling hair, which doesn't apply here.

5. sense_key=wave%2:29:00:: | definition=set waves in | examples=she asked the hairdresser to wave her hair
- This is also about hair styling, not applicable.

The context is about power lines during an earthquake. Power lines would be swaying, moving in a wavy pattern due to the earthquake motion. Sense 3 with definition "move in a wavy pattern or with a rising and falling motion" with synonyms "roll, undulate, flap" and examples about curtains undulating fits best. Power lines would undulate or wave in a wavy pattern during seismic activity.

Sense 3 is the best match.

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: head
Target surface form: head
Context:
A woman in a three-story apartment was able to walk out the window of the third floor onto street level after the quake. The house just settled right down into the ground. 12:38 a.m. DAYAC: I was driving my truck, stopped at a red light at the corner of Shattuck and Alcatraz at the Oakland-Berkeley border when it hit. Worst part was watching power lines waving above my <t>head</t> and no way to drive away. 12:48 a.m.

Candidate senses:
1. sense_key=head%1:08:00:: | definition=the upper part of the human body or the front part of the body in animals; contains the face and brains | synonyms=caput | examples=he stuck his head out the window
2. sense_key=head%1:05:00:: | definition=a single domestic animal | examples=200 head of cattle
3. sense_key=head%1:09:00:: | definition=that which is responsible for one's thoughts and feelings; the seat of the faculty of reason | synonyms=mind, brain, psyche, nous | examples=his mind wandered; I couldn't get his words out of my head
4. sense_key=head%1:18:00:: | definition=a person who is in charge | synonyms=chief, top dog | examples=the head of the whole operation
5. sense_key=head%1:14:00:: | definition=the front of a military formation or procession | examples=the head of the column advanced boldly; they were at the head of the attack
6. sense_key=head%1:19:00:: | definition=the pressure exerted by a fluid | examples=a head of steam
7. sense_key=head%1:15:00:: | definition=the top of something | examples=the head of the stairs; the head of the page
8. sense_key=head%1:15:01:: | definition=the source of water from which a stream arises | synonyms=fountainhead, headspring | examples=they tracked him back toward the head of the stream
9. sense_key=head%1:10:03:: | definition=(grammar) the word in a grammatical constituent that plays the same grammatical role as the whole constituent | synonyms=head word
10. sense_key=head%1:26:00:: | definition=the tip of an abscess (where the pus accumulates)
11. sense_key=head%1:23:00:: | definition=the length or height based on the size of a human or animal head | examples=he is two heads taller than his little sister; his horse won by a head
12. sense_key=head%1:20:00:: | definition=a dense cluster of flowers or foliage | synonyms=capitulum | examples=a head of cauliflower; a head of lettuce
13. sense_key=head%1:18:01:: | definition=the educator who has executive authority for a school | synonyms=principal, school principal, head teacher | examples=she sent unruly pupils to see the principal
14. sense_key=head%1:18:03:: | definition=an individual person | examples=tickets are $5 per head
15. sense_key=head%1:18:02:: | definition=a user of (usually soft) drugs | examples=the office was full of secret heads
16. sense_key=head%1:17:02:: | definition=a natural elevation (especially a rocky one that juts out into the sea) | synonyms=promontory, headland, foreland
17. sense_key=head%1:17:01:: | definition=a rounded compact mass | examples=the head of a comet
18. sense_key=head%1:17:00:: | definition=the foam or froth that accumulates at the top when you pour an effervescent liquid into a container | examples=the beer had a large head of foam
19. sense_key=head%1:15:02:: | definition=the part in the front or nearest the viewer | synonyms=forefront | examples=he was in the forefront; he was at the head of the column
20. sense_key=head%1:11:01:: | definition=a difficult juncture | synonyms=pass, straits | examples=a pretty pass; matters came to a head yesterday
21. sense_key=head%1:11:00:: | definition=forward movement | synonyms=headway | examples=the ship made little headway against the gale
22. sense_key=head%1:10:01:: | definition=a V-shaped mark at one end of an arrow pointer | synonyms=point | examples=the point of the arrow was due north
23. sense_key=head%1:10:02:: | definition=the subject matter at issue | synonyms=question | examples=the question of disease merits serious discussion; under the head of minor Roman poets
24. sense_key=head%1:10:00:: | definition=a line of text serving to indicate what the passage below it is about | synonyms=heading, header | examples=the heading seemed to have little to do with the text
25. sense_key=head%1:08:01:: | definition=the rounded end of a bone that fits into a rounded cavity in another bone to form a joint | examples=the head of the humerus
26. sense_key=head%1:08:02:: | definition=that part of a skeletal muscle that is away from the bone that it moves
27. sense_key=head%1:06:05:: | definition=(computer science) a tiny electromagnetic coil and metal pole used to write and read magnetic patterns on a disk | synonyms=read/write head
28. sense_key=head%1:06:04:: | definition=(usually plural) the obverse side of a coin that usually bears the representation of a person's head | examples=call heads or tails!
29. sense_key=head%1:06:03:: | definition=the striking part of a tool | examples=the head of the hammer
30. sense_key=head%1:06:02:: | definition=(nautical) a toilet on board a boat or ship
31. sense_key=head%1:06:00:: | definition=a projection out from one end; , | examples=the head of the nail; a pinhead is the head of a pin
32. sense_key=head%1:06:01:: | definition=a membrane that is stretched taut over a drum | synonyms=drumhead
33. sense_key=head%1:04:00:: | definition=oral stimulation of the genitals | synonyms=oral sex | examples=they say he gives good head

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:
1.  **Analyze the target lemma and surface form:**
    *   Lemma: head
    *   Surface form: head
    *   Context: "... Worst part was watching power lines waving above my <t>head</t> and no way to drive away."

2.  **Analyze the context:**
    *   The speaker is in a truck, stopped at a red light during an earthquake.
    *   They describe power lines waving "above my head".
    *   This refers to the physical location of the body part relative to the dangerous power lines. It's a spatial reference to the person's body.

3.  **Evaluate candidate senses:**

    *   1. *head%1:08:00::* | definition=the upper part of the human body or the front part of the body in animals; contains the face and brains | examples=he stuck his head out the window.
        *   This fits perfectly. The power lines are physically above the person's upper body part (head).
    *   2. *head%1:05:00::* | definition=a single domestic animal.
        *   Incorrect. The speaker is human.
    *   3. *head%1:09:00::* | definition=that which is responsible for one's thoughts and feelings; the seat of the faculty of reason.
        *   Incorrect. While the head houses the mind, the context is spatial ("above my head"), referring to the physical object, not the seat of reason. "Above my mind" doesn't make sense here.
    *   4. *head%1:18:00::* | definition=a person who is in charge.
        *   Incorrect.
    *   5. *head%1:14:00::* | definition=the front of a military formation.
        *   Incorrect.
    *   ... (Skipping obviously wrong senses like 'foam', 'toilet', 'coin side', 'grammar', etc.)
    *   14. *head%1:18:04::* (Wait, numbering in prompt is 14 in the list, sense key is different) Let's stick to the list provided.
    *   11. *head%1:26:00::* | definition=the length or height based on the size of a human or animal head.
        *   Incorrect. It's not a unit of measurement here.
    *   29. *head%1:06:03::* | definition=the striking part of a tool.
        *   Incorrect.

4.  **Focus on the best match:**
    *   Sense 1 is the primary, literal definition of the body part. The sentence describes a physical object (power lines) positioned spatially relative to the speaker's body part. "Above my head" is the classic usage of this sense.

5.  **Confirm the index:**
    *   The first item in the list is sense 1.

6.  **Final decision:**
    *   Sense 1: "the upper part of the human body..." matches "above my head".

provider: StreamLake