You are the Guesser in a Twenty Questions benchmark. Identify the hidden subject using as few counted turns as possible. BEGIN provides only its broad category. The variation_token has no clues; do not interpret, mention, or repeat it. The category in BEGIN has a broad meaning: - person: a real human, living or historical. - fictional_character: an invented character from a story, book, comic, film, television, game, or another fictional work. - mythological_figure: a figure from mythology or traditional legend. - video_game_character: a character known from video games. - thing: a broad category covering natural and human-made entities, living or nonliving, whole entities or parts of them. Possibilities include everyday objects, tools, machines, materials, food, animals, plants, body parts, natural structures, geographical features, celestial bodies, natural phenomena, and concepts. These possibilities are not exhaustive. The target may be a general kind or one particular instance. Use questions to narrow the supplied category. These definitions are not a list of targets. Use ASK for a factual question that distinguishes candidates. Never use ASK to confirm a specific identity. Use GUESS with a name and short identifying description to name a candidate. ASK has five possible replies: - YES or NO: the evidence establishes that answer to the exact question. - RATHER_YES or RATHER_NO: evidence leans that way, but is not strong enough for a firm answer. Treat this as a clue; keep candidates fitting the opposite answer possible. - UNKNOWN: no reliable direction. It supports neither answer. Ask clear questions about verifiable properties. "Can", "sometimes", "usually", "always", and "mainly" ask different things. Do not assume that one property proves another or rules out alternatives. Qualified replies express uncertainty about your question, not how often a property applies. Before narrowing heavily, check your key assumption with a different property. After rejected guesses, reconsider earlier assumptions as well as candidates. Answers can be mistaken; check another property when stuck. Do not ignore an answer merely because it conflicts with a preferred candidate. Each ASK, rejected GUESS, or format error before the limit costs one turn. A correct GUESS costs none. After 40 counted turns, make one final GUESS; ASK is then forbidden. Identity validation uses only YES, NO, or UNKNOWN. UNKNOWN on GUESS ends the game without success. FORMAT_ERROR means your output broke the contract, was not checked for correctness, and cost one turn. Retry using its displayed formats if a turn remains. Return only the required JSON object with exactly one result action. No explanations, reasoning, or extra fields.
- Questions
- 20
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 3m 14s
- Round cost
- $0.0905 All 21 turns
Transcript
Questions and answers.
Turns are shown in the order they happened. Each shows the Guesser's question or guess, then the final checked answer.
Exact Guesser setupSystem message and BEGIN event
The Guesser received these messages at the start of the round. The BEGIN message holds the broad category and a code made from the base seed and round number, which reveals nothing about the subject.
{"category":"thing","event":"BEGIN","variation_token":"AMZAISLM"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
7 of 20 answers in this round reuse an earlier, fully checked answer with its original evidence. No new search or check ran for those turns.
Q1
1 · Guesser asks
Is it primarily a human-made thing?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily a human-made thing?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A door handle or doorknob is a handle used to open or close a door. There are many designs of door handle ... and are manufactured to fit to standardised door locking or latching mechanisms.
Open owiki.org (opens in a new tab)Source summary (model-reported)
A doorknob is a handle on a door that is turned to release the latch. The source also discusses door hardware and states that, in colonial times, the first door hardware was made out of wood.
Open encyclopedia.com (opens in a new tab) 2 · Answer check returns Yes
Q2
1 · Guesser asks
Is it a physical object that can be touched?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a physical object that can be touched?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A door handle is a small round object or a lever that is attached to a door and is used for opening and closing it.Open collinsdictionary.com (opens in a new tab)
Source summary (model-reported)
A doorknob is a round handle that you turn to open a door. The page also refers to doorknobs as physical objects and gives examples involving touching a doorknob.
Open dictionary.cambridge.org (opens in a new tab) 2 · Answer check returns Yes
Q3
1 · Guesser asks
Can a typical instance be carried by one person?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Can a typical instance be carried by one person?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Omnia Passage Door Lever Set with 943 Style Handle and Round Rose ... Product Weight: 5 lbs ... Product Weight |1.5lbs. ... Handle Material |Metal ... Handle Style |Lever.
Open fergusonhome.com (opens in a new tab) 2 · Answer check returns Yes
Q4
1 · Guesser asks
Is it commonly found in a home?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it commonly found in a home?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The most common type of door handle is the lever latch or latch door handle, often found in residential houses and commercial and public buildings.Open en.wikipedia.org (opens in a new tab)
Most household door handles use a simple mechanism with a screw-style axle (called a spindle) that has at least one flat side, which is passed through the door jigger, leaving some length exposed on each side of the door to which the handles are attached.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns Yes
Q5
1 · Guesser asks
Does it require electricity to perform its main function?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does it require electricity to perform its main function?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A passage function is a latching, non-locking set. Turning the handle on either side pulls back a sprung latch so the door opens, and the latch holds the door closed when you let go.
Open primehardware.com.au (opens in a new tab)A fascinating opening effect that works all mechanically! This means it requires neither cables nor any connection to the power supply. ... The door is opened and closed by hand.Open web.hettich.com (opens in a new tab)
Source summary (model-reported)
Electronic door handles are described as a specialized option with electronics and a power supply fitted into the handle, and can electronically control access to doors.
Open nedapsecurity.com (opens in a new tab) 2 · Answer check returns No
Q6
1 · Guesser asks
Is it primarily used in the kitchen?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used in the kitchen?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A door handle or doorknob is a handle used to open or close a door. Door handles can be found on all types of doors including exterior doors of residential and commercial buildings, internal doors, cupboard doors and vehicle doors.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
Knobs on cupboard doors and pull handles on drawers are a very common combination. Pull handles can also be fitted to cupboard and pantry doors. The page describes these as kitchen handles supplied for standard kitchen cupboards.
Open restorationonline.com.au (opens in a new tab) 2 · Answer check returns No
Q7
1 · Guesser asks
Is it primarily used for personal care or hygiene?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used for personal care or hygiene?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The invention features a system for a self-sanitizing door handle including a door handle configured to operate opening and closing of a door. Handle bar 203 is stationary and is configured to be used to open and close the door 80.
Open patents.google.com (opens in a new tab)Source summary (model-reported)
The door handle disinfection system is designed to disinfect handles, and the study monitors microbial levels on frequently used door locations. This concerns hygiene treatment of the handle rather than its ordinary purpose.
Open journalofhospitalinfection.com (opens in a new tab) 2 · Answer check returns No
Q8
1 · Guesser asks
Is it primarily used for entertainment or recreation?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used for entertainment or recreation?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A door handle or doorknob is a handle used to open or close a door.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
A door handle is the handle that you turn or push to open a door. It is also described as an object or lever attached to a door and used for opening and closing it.
Open collinsdictionary.com (opens in a new tab)Source summary (model-reported)
The German term Türgriff is translated as doorknob, defined in the result as a knob-shaped handle for opening and closing a door.
Open dictionary.cambridge.org (opens in a new tab) 2 · Answer check returns No
Q9
1 · Guesser asks
Is it typically worn on the body?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically worn on the body?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A door handle is the handle used to open and close a door.Open dictionary.com (opens in a new tab)
Vertical door handles ... consist of a handle ... with the ends expanded into decorative plates by which it is fixed to the door.Open buildingconservation.com (opens in a new tab)
2 · Answer check returns No
Q10
1 · Guesser asks
Is its main purpose to hold or contain other objects or substances?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is its main purpose to hold or contain other objects or substances?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A door handle is a small round object or a lever that is attached to a door and is used for opening and closing it.Open collinsdictionary.com (opens in a new tab)
A door handle or doorknob is a handle used to open or close a door. The door handle has only a lever handle or knob which operates this latch.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q11
1 · Guesser asks
Is it primarily used to clean or maintain a home?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to clean or maintain a home?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A door handle is a mechanism that is attached to a door to enable the user to open or close it. A door handle is a device used to open or close a door.
Open design-encyclopedia.com (opens in a new tab)Source summary (model-reported)
The page recommends routine cleaning of door hardware and periodic adjustment or tightening of the handle's fixings, describing these as maintenance actions performed on door handles.
Open erahomesecurity.com (opens in a new tab) 2 · Answer check returns No
Q12
1 · Guesser asks
Is it primarily used for writing, drawing, or recording information?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used for writing, drawing, or recording information?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A door handle or doorknob is a handle used to open or close a door.Open en.wikipedia.org (opens in a new tab)
A door handle is the handle used to open and close a door.Open dictionary.com (opens in a new tab)
Source summary (model-reported)
A specialized patented door handle described in this source includes an information section with embossed characters or Braille. The source also states that the handle body is used for manual operation of the door handle, showing that carrying information is a specialized feature rather than the ordinary primary purpose.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns No
Q13
1 · Guesser asks
Is its primary purpose decorative?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is its primary purpose decorative?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A door handle or doorknob is a handle used to open or close a door.Open en.wikipedia.org (opens in a new tab)
A door handle is a small round object or a lever that is attached to a door and is used for opening and closing it.Open collinsdictionary.com (opens in a new tab)
2 · Answer check returns No
Q14
1 · Guesser asks
Is it normally held in the hand while being used?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it normally held in the hand while being used?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A door handle or doorknob is a handle used to open or close a door. To avoid hand contact, some door handles are designed to be operated by the arm or foot.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
All ADA compliant hardware is designated to operate the opening and closing of a door and must be able to be used with only one hand. Generally speaking, a closed fist or loose grip should be all a user needs to operate the door.
Open schlage.com (opens in a new tab) 2 · Answer check returns Yes
Q15
1 · Guesser asks
Is it a tool used to physically alter or manipulate other objects or materials?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a tool used to physically alter or manipulate other objects or materials?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A door handle or doorknob is a handle used to open or close a door.Open en.wikipedia.org (opens in a new tab)
A handle is used as an attachment to manipulate or grip an object or machinery, such as opening or closing a door.Open reidsupply.com (opens in a new tab)
Source summary (model-reported)
The SmartHandle AX is an electronic fitting that can be used to open and close a door. Products in the SmartHandle AX range may only be used for locking and unlocking doors.
Open simons-voss.com (opens in a new tab) 2 · Answer check returns Rather no
Q16
1 · Guesser asks
Is its main purpose to provide information to the person using it?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is its main purpose to provide information to the person using it?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A door handle or doorknob is a handle used to open or close a door.Open en.wikipedia.org (opens in a new tab)
A door handle is the handle used to open and close a door.Open dictionary.com (opens in a new tab)
2 · Answer check returns No
Q17
1 · Guesser asks
Is it primarily used to open, close, lock, or unlock something?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to open, close, lock, or unlock something?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The door handle has only a lever handle or knob which operates this latch. Pushing the handle down rotates the spindle, operating the tubular latch mechanism inside the door, allowing it to be opened.
Open en.wikipedia.org (opens in a new tab)A door handle is the handle used to open and close a door.Open dictionary.com (opens in a new tab)
Source summary (model-reported)
Pull handles are long handles that are typically used on doors that do not require latching or locking mechanisms... They are designed for pulling the door open or closed. Other door-handle types can operate latches, locks, or unlocking mechanisms.
Open atlantichandles.com (opens in a new tab) 2 · Answer check returns Yes
Q18
1 · Guesser asks
Is it inserted into a lock and turned to operate it?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it inserted into a lock and turned to operate it?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Door handles can incorporate latching or locking mechanisms or be manufactured to fit to standardised door locking or latching mechanisms. A key can be inserted into the door to control a mortice sash lock, while the door can be opened by pushing or turning the handle.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
A square metal rod called a spindle runs through the center of the door handle assembly. When the handle is turned, the spindle rotates and transfers the motion to the latch mechanism. The spindle passes through the door and connects to the latch mechanism.
Open dnd-hardware.com (opens in a new tab) 2 · Answer check returns No
Q19
1 · Guesser asks
Is it normally attached to a door?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it normally attached to a door?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The source describes common door handles as manufactured to fit door locking or latching mechanisms and states that some handles are attached on both sides by screwing or sliding them directly onto a spindle, then securing them with retaining screws.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The source describes door hardware as items attached to a door and states that doors generally have at least one fixed handle.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The patent describes a door fitting with a handle for actuating a mechanism in a door or window; its fitting or stop element can be fastened to the door or window.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns Yes
Q20
1 · Guesser asks
Is the part you grasp typically round and turned to operate the door?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the part you grasp typically round and turned to operate the door?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The most common type of door handle is the Lever latch or Latch door handle, often found in residential houses and commercial and public buildings. The most common types of door handle are the lever handle and the doorknob. Pushing the handle down rotates the spindle, operating the tubular latch mechanism inside the door.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
Typically designed with a circular handle, door knobs need to be rotated in either direction for the door they're installed in, to either open or close. The three main varieties are lever handles, door knobs, and pull handles.
Open hiatt-hardware.com (opens in a new tab) 2 · Answer check returns No
G
1 · Guesser guessesNot counted
Door handle
A hand-operated lever or grip used to open and close a door.
Validator rationale The proposal identifies the general kind of door handle and its defining hand-operated function; the added lever-or-grip detail is compatible with the target.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"A hand-operated lever or grip used to open and close a door.","name":"Door handle","question":null}} 2 · Validator returns Yes