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
- 27
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 6m 54s
- Round cost
- $0.1584 All 28 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":"BKXG3AZI"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
Q1
1 · Guesser asks
Is the hidden subject a living organism?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden subject a living organism?"}}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
Q2
1 · Guesser asks
Is it primarily a human-made object or substance, rather than a naturally occurring entity?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily a human-made object or substance, rather than a naturally occurring entity?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The source describes a door handle or doorknob as a handle used to open or close a door and notes that door handles are found on all types of doors.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The U.S. Patent and Trademark Office classifies attachable or adjunct handles and related door hardware within Class 16, Miscellaneous Hardware.
Open uspto.gov (opens in a new tab) 2 · Answer check returns Yes
Q3
1 · Guesser asks
Is it a tangible, physical item that can ordinarily be handled?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a tangible, physical item that can ordinarily be handled?"}}Oracle evidence3 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. Door handles can turn, but they can also be fixed in place, like a vertical or horizontal bar.Open dictionary.com (opens in a new tab)
Source summary (model-reported)
For a door or window, a handle is defined as “the part of a door, window, etc. that you use to open it.” The examples describe turning and trying the handle.
Open oxfordlearnersdictionaries.com (opens in a new tab)Source summary (model-reported)
A dummy door knob is described as something to pull in order to open and close a door; other door-handle types are described as being rotated or used for opening and closing.
Open hiatt-hardware.com (opens in a new tab) 2 · Answer check returns Yes
Q4
1 · Guesser asks
Is it primarily used as a tool or implement to perform a task, rather than as a container, furnishing, or means of transport?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used as a tool or implement to perform a task, rather than as a container, furnishing, or means of transport?"}}Oracle evidence3 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)
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)
Door furniture ... refers to any of the items that are attached to a door or a drawer to enhance its functionality or appearance. Doors generally have at least one fixed handle.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns Yes
Q5
1 · Guesser asks
Is it normally operated by hand without an electric motor or engine?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it normally operated by hand without an electric motor or engine?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
There are many types of handles, but they are all designed to transmit a force between a person’s hand and an object. A selection of handles includes a fixed door handle and a door handle which operates a latch.
Open designworldonline.com (opens in a new tab) 2 · Answer check returns Yes
Q6
1 · Guesser asks
Does it have one or more sharp edges or pointed parts intended to cut, pierce, or scrape materials?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does it have one or more sharp edges or pointed parts intended to cut, pierce, or scrape materials?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Typical design features of a doorknob include: no sharp edges or ridges; a shape that is easily grasped or turned; a textured finish or non-slip coating on knob to improve grip.Open encyclopedia.com (opens in a new tab)
Source summary (model-reported)
Lever handles operate a latch by pushing the lever down; knob handles are twisted to operate the latch or lock; and pull handles are designed for pulling doors open or closed.
Open atlantichandles.com (opens in a new tab)Source summary (model-reported)
The described EDGE door handle has angular, faceted geometry and is presented as merging sculpture with utility. The page describes it as designed for longevity, durability, and use in residential and contract applications.
Open design-milk.com (opens in a new tab) 2 · Answer check returns No
Q7
1 · Guesser asks
Is its primary function to strike or pound another object?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is its primary function to strike or pound another object?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Dictionary.com defines a door handle as the handle used to open and close a door.
Open dictionary.com (opens in a new tab)Source summary (model-reported)
The source explains that moving a door handle releases or engages the latch, allowing the door to open or close.
Open manovelladesign.com (opens in a new tab)Source summary (model-reported)
The source states that door handles and door knobs can be used to open or close a door and function by engaging or disengaging the latch bolt.
Open atlantichandles.com (opens in a new tab) 2 · Answer check returns No
Q8
1 · Guesser asks
Is it primarily used to grip, hold, or manipulate another object rather than to measure, mark, clean, or fasten it?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to grip, hold, or manipulate another object rather than to measure, mark, clean, or fasten it?"}}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)
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 Rather yes
Q9
1 · Guesser asks
Does it have two or more parts joined by a pivot or hinge that move relative to each other to grasp something?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does it have two or more parts joined by a pivot or hinge that move relative to each other to grasp something?"}}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 the handle used to open and close a door. Door handles can turn, but they can also be fixed in place, like a vertical or horizontal bar.
Open dictionary.com (opens in a new tab)Source summary (model-reported)
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
Q10
1 · Guesser asks
Is it primarily used to turn, tighten, or loosen a fastener such as a bolt, nut, or screw?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to turn, tighten, or loosen a fastener such as a bolt, nut, or screw?"}}Oracle evidence3 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. ... Door handles can turn, but they can also be fixed in place, like a vertical or horizontal bar.Open dictionary.com (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)
Source summary (model-reported)
The article describes tightening screws as a repair procedure for a loose door handle, while explaining that door handles become difficult to turn and unlatch.
Open familyhandyman.com (opens in a new tab) 2 · Answer check returns No
Q11
1 · Guesser asks
Is it primarily used to apply, spread, or transfer a substance onto another surface?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to apply, spread, or transfer a substance onto another surface?"}}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)
A passage door knob or lever is a handle set without an internal locking mechanism. The handle set will open and close by simply turning the knob or lever.Open emtek.com (opens in a new tab)
2 · Answer check returns No
Q12
1 · Guesser asks
Is its primary function to measure a physical quantity such as length, weight, temperature, or time?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is its primary function to measure a physical quantity such as length, weight, temperature, or time?"}}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)
Door handle sets are door fittings that consist of door handles and the corresponding plates or rosettes and are used to open and close doors.Open griffwerk.de (opens in a new tab)
2 · Answer check returns No
Q13
1 · Guesser asks
Is it primarily used to join or fasten materials together?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to join or fasten materials together?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
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)
Door knobs need to be rotated in either direction for the door they're installed in, to either open or close. Pull handles are usually found on patio doors, sliding doors, as well as regular hinged doors.Open hiatt-hardware.com (opens in a new tab)
2 · Answer check returns No
Q14
1 · Guesser asks
Is it primarily used to write, draw, or mark on a surface?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to write, draw, or mark on a surface?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
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)
Pull handles are long handles that are typically used on doors ... They are designed for pulling the door open or closed.Open atlantichandles.com (opens in a new tab)
2 · Answer check returns No
Q15
1 · Guesser asks
Is it primarily used to clean, scrub, sweep, or remove unwanted material from a surface?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to clean, scrub, sweep, or remove unwanted material from a surface?"}}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)
The page provides instructions for cleaning and maintaining door handles, including removing dirt, germs, tarnish, residue, and grime from the hardware.
Open explorehardware.com (opens in a new tab) 2 · Answer check returns No
Q16
1 · Guesser asks
Is it primarily used in preparing, serving, or eating food or drink?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used in preparing, serving, or eating food or drink?"}}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)
Door handles or doorknobs are handles used to open or close a door. They are stocked for residential and commercial buildings, internal doors, cupboard doors and vehicle doors.Open lockdoctor.biz (opens in a new tab)
2 · Answer check returns No
Q17
1 · Guesser asks
Is it primarily used to hold or secure an object in place, rather than to change or remove material from it?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to hold or secure an object in place, rather than to change or remove material from it?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The source defines a door handle as the handle used to open and close a door, and notes that handles may turn or be fixed bars.
Open dictionary.com (opens in a new tab)Source summary (model-reported)
The source explains that passage door knobs or levers open and close a door without an internal locking mechanism, while other handle sets may provide privacy or keyed locking functions.
Open emtek.com (opens in a new tab)Source summary (model-reported)
The source describes dummy handles as something to pull to open and close a door, while identifying keyed and lever-lock variants as options associated with security.
Open hiatt-hardware.com (opens in a new tab) 2 · Answer check returns No
Q18
1 · Guesser asks
Is it primarily used to bend, shape, or deform a material rather than to cut or remove it?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to bend, shape, or deform a material rather than to cut or remove it?"}}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)
Door handles and door knobs can both be used to open or close a door. ... they both have the same function – to engage or disengage the latch bolt from the striker plate located in the door.Open atlantichandles.com (opens in a new tab)
2 · Answer check returns No
Q19
1 · Guesser asks
Is it primarily used to communicate, record, or transmit information rather than to physically alter or manipulate materials?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to communicate, record, or transmit information rather than to physically alter or manipulate materials?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Door handles are attached to the door and as you rotate the knob it moves a lever that releases or engages the latch on the door... This action releases or engages the latch, allowing the door to open or close.
Open manovelladesign.com (opens in a new tab) 2 · Answer check returns No
Q20
1 · Guesser asks
Is it primarily used to produce music or other sounds?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to produce music or other sounds?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
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)
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
Q21
1 · Guesser asks
Is it primarily used for personal care or grooming, such as caring for hair, teeth, nails, or skin?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used for personal care or grooming, such as caring for hair, teeth, nails, or skin?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
This standard door handle has a knob or lock that rotates to operate the latch and the door.Open thespruce.com (opens in a new tab)
The Purleve™ hygienic door handle was born out of public demand... who wants to touch the shared handle that offers the only form of escape from the facility?Open askjan.org (opens in a new tab)
2 · Answer check returns No
Q22
1 · Guesser asks
Is it primarily used to open or close a lock, latch, door, container, or other access mechanism?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to open or close a lock, latch, door, container, or other access mechanism?"}}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)
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 Yes
Q23
1 · Guesser asks
Is it typically inserted into a lock or similar mechanism to operate it?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically inserted into a lock or similar mechanism to operate it?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Pushing the handle down rotates the spindle, operating the tubular latch mechanism inside the door.Open en.wikipedia.org (opens in a new tab)
The spindle is the part of the door latch that connects the knob or handle to the latch mechanism. It’s a thin rod that runs through the door, and when you turn the knob or handle, it rotates the spindle and operates the latch.Open homebuildershardware.com (opens in a new tab)
The spindle is the bar that connects knobs or levers through the door to operate the lock mechanism.Open schlage.com (opens in a new tab)
2 · Answer check returns No
Q24
1 · Guesser asks
Is it normally attached to a door, lid, drawer, or other larger object, rather than being a separate handheld item?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it normally attached to a door, lid, drawer, or other larger object, rather than being a separate handheld item?"}}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)
The supplied subject description identifies a door handle as the handle fitting itself, used to open and close a building door, and distinguishes it from the whole door, lock mechanism, and material.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns Yes
Q25
1 · Guesser asks
Is it primarily grasped or turned by hand, like a handle or knob, to operate the access mechanism?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily grasped or turned by hand, like a handle or knob, to operate the access mechanism?"}}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. ... doorknobs typically turn. Door handles can turn, but they can also be fixed in place, like a vertical or horizontal bar.Open dictionary.com (opens in a new tab)
A door knob ... typically turns to open or close the door ... A door handle is a lever-shaped or cylindrical handle ... It is operated by pushing down or pulling up on the lever to open or close the door.Open ikea.com (opens in a new tab)
2 · Answer check returns Yes
Q26
1 · Guesser asks
Is it typically a round knob rather than a lever-style handle?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically a round knob rather than a lever-style handle?"}}Oracle evidence3 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)
Knobs are typically rounded, while levers consist of a small bar.Open level.co (opens in a new tab)
Source summary (model-reported)
Door knobs are often chosen as an alternative to lever varieties. The page separately describes lever door handles as a major category of door handle.
Open hiatt-hardware.com (opens in a new tab) 2 · Answer check returns No
Q27
1 · Guesser asks
Is it primarily used to operate a door, rather than a drawer, cabinet, or other smaller enclosure?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to operate a door, rather than a drawer, cabinet, or other smaller enclosure?"}}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)
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)
2 · Answer check returns Yes
G
1 · Guesser guessesNot counted
door handle
A lever-style handle attached to a door and operated by hand to open or close it.
Validator rationale The proposal identifies the general kind of object: a hand-operated door handle fitting. The lever-style design is an acceptable narrower variant.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"A lever-style handle attached to a door and operated by hand to open or close it.","name":"door handle","question":null}} 2 · Validator returns Yes