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.
Round 1
Round 1
Did not identify Door handle after 40 counted questions.
Back to all Door handle rounds- Questions
- 40 Scored as 41
- Outcome
- Question limit reached
- Format errors
- No errors
- Duration
- 9m 30s
- Round cost
- $0.2461 All 41 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":"EAQCORIU"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
1 of 40 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 the subject a living thing?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a living thing?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Door handles are defined as hardware components designed to facilitate the opening and closing of doors.Open sciencedirect.com (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 the subject a human-made object?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a human-made object?"}}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 as a handle used to open or close a door and states that it is manufactured to fit standardized door locking or latching mechanisms.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
Collins defines a door handle as a small round object or lever attached to a door and used for opening and closing it.
Open collinsdictionary.com (opens in a new tab) 2 · Answer check returns Yes
Q3
1 · Guesser asks
Is the subject used mainly in a household?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject used mainly in a household?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
In most homes, you can find privacy door handles and knobs on bathroom and bedroom doors. Passage door knobs and handles are usually used in areas within a home such as pantry doors or hallway closet doors.
Open rbsws.com (opens in a new tab)Source summary (model-reported)
Door handles are used across residential and commercial applications. Residential examples include interior doors such as bedrooms and bathrooms, while commercial examples include offices, malls, hotels, and public buildings.
Open fortunebusinessinsights.com (opens in a new tab)Source summary (model-reported)
Commercial door hardware is used when building or upgrading an office, school, hotel, or hospital. The page lists commercial lever handles and other door hardware for these settings.
Open directdoorhardware.com (opens in a new tab) 2 · Answer check returns Unknown
Q4
1 · Guesser asks
Is the subject electronic or powered by electricity?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject electronic or powered by electricity?"}}Oracle evidence2 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, noting that handles can turn or be fixed in place. Its example refers to a "mechanical release exterior door handle."
Open dictionary.com (opens in a new tab)Source summary (model-reported)
dormakaba presents electronic door-handle products, including electronic smart locks and handle fittings, and distinguishes mechanical and electrified variants.
Open dormakaba.com (opens in a new tab) 2 · Answer check returns No
Q5
1 · Guesser asks
Is the subject a tool or instrument used to perform work?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a tool or instrument used to perform work?"}}Oracle evidence1 model-reported source
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. 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
Q6
1 · Guesser asks
Is the subject a piece of clothing or wearable item?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a piece of clothing or wearable item?"}}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
Q7
1 · Guesser asks
Is the subject a vehicle or means of transportation?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a vehicle or means of transportation?"}}Oracle evidence1 model-reported source
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) 2 · Answer check returns No
Q8
1 · Guesser asks
Is the subject a container used to hold things?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a container used to hold things?"}}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)
Source summary (model-reported)
A door handle is the handle used to open and close a door. It can be a rounded handle, a vertical or horizontal bar, or a handle that turns.
Open dictionary.com (opens in a new tab) 2 · Answer check returns No
Q9
1 · Guesser asks
Is the subject a building or structure?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a building or structure?"}}Oracle evidence1 model-reported source
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. 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)
2 · Answer check returns No
Q10
1 · Guesser asks
Is the subject a toy or game?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a toy or game?"}}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, noting that it may be a knob, bar, or other handle.
Open dictionary.com (opens in a new tab)Source summary (model-reported)
Merriam-Webster lists “door handle” as a noun and gives “doorknob” as its definition.
Open merriam-webster.com (opens in a new tab)Source summary (model-reported)
The source describes a door handle as a mechanism or device attached to a door to enable the user to open or close it, typically operated by grasping, turning, or pulling.
Open design-encyclopedia.com (opens in a new tab) 2 · Answer check returns No
Q11
1 · Guesser asks
Is the subject a food or drink?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a food or drink?"}}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
Q12
1 · Guesser asks
Is the subject made mainly of metal?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject made mainly of metal?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Lowe's describes no-lock door handles as typically constructed from durable brass, stainless steel or aluminum.
Open lowes.com (opens in a new tab)Source summary (model-reported)
The source states that door handles can be made from many materials, including brass, porcelain, cut glass, wood, and bronze. It also describes a historical ring-or-strip type as universally made of metal.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns Rather yes
Q13
1 · Guesser asks
Is the subject a weapon?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a weapon?"}}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. ... The door handle has only a lever handle or knob which operates this latch.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
Q14
1 · Guesser asks
Is the subject used as money or currency?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject used as money or currency?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Collins defines a door handle as a small round object or a lever attached to a door and used for opening and closing it.
Open collinsdictionary.com (opens in a new tab) 2 · Answer check returns No
Q15
1 · Guesser asks
Is the subject a musical instrument?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a musical instrument?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
musical instrument: “a device (such as a violin, piano, or flute) used to make music”Open merriam-webster.com (opens in a new tab)
2 · Answer check returns No
Q16
1 · Guesser asks
Is the subject a piece of furniture?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a piece of furniture?"}}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)
Door furniture (British and Australian English) or door hardware (North American English) 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 No
Q17
1 · Guesser asks
Is the subject a piece of hardware or a fastener, such as a nail, bolt, hinge, or lock?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a piece of hardware or a fastener, such as a nail, bolt, hinge, or lock?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The USPTO's Class D08 covers tools and hardware and separately identifies “Handle, knob and pull” and “Fitting for door, window and furniture.” It describes the latter as hardware for a hinged, sliding, or revolving barrier.
Open uspto.gov (opens in a new tab) 2 · Answer check returns Yes
Q18
1 · Guesser asks
Is the subject a nail, screw, or bolt?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a nail, screw, or bolt?"}}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. Most household door handles use a simple mechanism with a screw-style axle (called a spindle)... Some handles are attached ... by screwing or sliding them directly onto the spindle, and then securing one or more retaining screws.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
Generic door fittings consist of a door handle, a bolt and a mounting element to fasten the bolt to a door leaf. ... a screw for fastening door handle 10 can be screwed in a thread in the interior of bolt 40.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns No
Q19
1 · Guesser asks
Is the subject a lock, key, or latch?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a lock, key, or latch?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Doors fitted with this handle have a latch that keeps the door shut. The door handle has only a lever handle or knob which operates this latch. A large number of handles ... incorporate latching or locking mechanisms.
Open en.wikipedia.org (opens in a new tab)doorknob: a knob that releases a door latch.Open merriam-webster.com (opens in a new tab)
2 · Answer check returns No
Q20
1 · Guesser asks
Is the subject a hinge, clamp, bracket, or hook?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a hinge, clamp, bracket, or hook?"}}Oracle evidence1 model-reported source
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. ... From about mid-17th century, drop handles were increasingly replaced by forged vertical handles formed as a bracket fixed to the door at the top and bottom of the bracket.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns No
Q21
1 · Guesser asks
Is the subject a washer, rivet, pin, staple, or clip?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a washer, rivet, pin, staple, or clip?"}}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 or doorknob as a handle used to open or close a door, and describes it as operating the door's latch.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The source defines a door handle as the handle used to open and close a door, noting that it may be a knob or a fixed vertical or horizontal bar.
Open dictionary.com (opens in a new tab)Source summary (model-reported)
The source lists washers, rivets, and pins among common fasteners and describes a pin as a fixture used to hold parts together; these are fastening components rather than door-operating handles.
Open hlc-metalparts.com (opens in a new tab) 2 · Answer check returns No
Q22
1 · Guesser asks
Is the subject a mechanical part such as a gear, spring, wheel, bearing, or axle?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a mechanical part such as a gear, spring, wheel, bearing, or axle?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The ISO door-and-window hardware vocabulary describes an operating element as the component used to open, close and/or lock a door, giving fixed handle and lever handle as examples. It describes a lever handle as an operating device with which door hardware can be mechanically operated.
Open iso.org (opens in a new tab)Source summary (model-reported)
The page states that the most common types of door handle are the lever handle and doorknob, and that a door handle's lever or knob operates the latch mechanism. It also describes pushing the handle down as rotating a spindle to operate the latch.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns Rather yes
Q23
1 · Guesser asks
Is the subject a gear?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a gear?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A door fitting having a handle ... comprises ... a shaft element for forming an operative connection to a locking mechanism of a lock unit fitted into the door leaf.
Open image-ppubs.uspto.gov (opens in a new tab)Source summary (model-reported)
A gear wheel, also known as a cogwheel, is a toothed wheel that is part of a gear system. Gears are machine components that transmit and modify rotary motion and torque.
Open britannica.com (opens in a new tab) 2 · Answer check returns No
Q24
1 · Guesser asks
Is the subject a spring?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a spring?"}}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. ... A spring or similar mechanism causes the latch to return to its protruding state whenever the knob is not being turned.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
The invention is a spring device for a door handle. When configured with a door handle, the handle can be turned to open or close a door and is then automatically restored to its original position.
Open image-ppubs.uspto.gov (opens in a new tab)Source summary (model-reported)
The patent describes a door handle spring assembly and separately identifies a door handle assembly containing a sleeve, a torsional spring, and a catch.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns No
Q25
1 · Guesser asks
Is the subject a wheel?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a wheel?"}}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. ... The door handle has only a lever handle or knob which operates this latch.Open en.wikipedia.org (opens in a new tab)
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)
2 · Answer check returns No
Q26
1 · Guesser asks
Is the subject a shaft, axle, or rod?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a shaft, axle, or rod?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The source distinguishes the “Knob or Lever” as the part gripped to open the door from the “Spindle,” described as a square or round metal rod running through the door and connecting the knobs or levers.
Open gmbsino.com (opens in a new tab)Source summary (model-reported)
The patent describes an axle of a door knob or door handle as a component that runs through the outer plates and engages a rotational seat, distinguishing the axle from the handle or knob.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns No
Q27
1 · Guesser asks
Is the subject a bearing?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a bearing?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The door handle includes, for example, an operator portion and a shank. The escutcheon includes an opening defining a bearing having a single contact bearing surface for receiving the shank of the door handle. Primary bearing 28 may be ... a bushing ... Primary bearing 28 is sized to slideably receive shank 22 of door handle 16.
Open image-ppubs.uspto.gov (opens in a new tab)Source summary (model-reported)
Door handle sets ... include a door handle, e.g., knob or lever, that is rotatably supported by an escutcheon. The door handle includes ... an operator portion and a shank. The escutcheon includes an opening defining a bearing ... for receiving the shank of the door handle.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns No
Q28
1 · Guesser asks
Is the subject a pulley, sprocket, cam, crank, lever, or piston?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a pulley, sprocket, cam, crank, lever, or piston?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The most common types of door handle are the lever handle and the doorknob. ... The door handle has only a lever handle or knob which operates this latch.Open en.wikipedia.org (opens in a new tab)
The handle of the door handle is a lever that you push down. ... The door knob, on the other hand, is a round door handle. ... A lever handle ... is a lever.Open griffwerk.de (opens in a new tab)
2 · Answer check returns Unknown
Q29
1 · Guesser asks
Is the subject a part of a larger machine or device?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a part of a larger machine or device?"}}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. Doors fitted with this handle have a latch that keeps the door shut. The door handle ... operates this latch mechanism inside the door, allowing it to be opened.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The door handle assembly ... is used to control the latch mechanism of an aircraft door so that the door can be opened or closed. The flush door latch assembly is used as the mechanical means to open, close, and secure a hinged aircraft access door.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns Rather yes
Q30
1 · Guesser asks
Is the subject a component found inside electronic devices, such as a circuit part, chip, or battery?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a component found inside electronic devices, such as a circuit part, chip, or battery?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
“Door handles are used fundamentally as structures for opening and closing a door.” The document separately describes a cover for an existing door handle that contains electronic components, including a battery and processing circuits.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns No
Q31
1 · Guesser asks
Is the subject a part of a vehicle or engine?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a part of a vehicle or engine?"}}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)
The invention relates to a fitting for windows or doors, more particularly to a fitting configured to actuate a mechanism integrated in one of a window and a door. The fitting includes a handle mounted on the stop body.
Open image-ppubs.uspto.gov (opens in a new tab) 2 · Answer check returns No
Q32
1 · Guesser asks
Is the subject a pipe, valve, faucet, or other plumbing fitting?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a pipe, valve, faucet, or other plumbing fitting?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Plumbing fitting means a plumbing component that controls the volume and/or directional flow of water, such as kitchen faucets, bathroom lavatory faucets, manifolds, and valves.Open law.cornell.edu (opens in a new tab)
2 · Answer check returns No
Q33
1 · Guesser asks
Is the subject a chain, cable, wire, or rope?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a chain, cable, wire, or rope?"}}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. The door handle has only a lever handle or knob which operates this latch.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
The dictionary defines “door handle” as “doorknob,” supporting that the subject is a knob or handle fitting rather than a chain, cable, wire, or rope.
Open merriam-webster.com (opens in a new tab) 2 · Answer check returns No
Q34
1 · Guesser asks
Is the subject a motor, pump, or generator?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a motor, pump, or generator?"}}Oracle evidence1 model-reported source
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. ... 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
Q35
1 · Guesser asks
Is the subject a metal sheet, plate, beam, or bar used as a construction material?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a metal sheet, plate, beam, or bar used as a construction material?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The target is the handle fitting itself, not the whole door, a lock mechanism, or the material from which the handle is made. It is a general type, with no particular material, design, brand, or individual handle specified.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns No
Q36
1 · Guesser asks
Is the subject a cooking utensil or piece of cookware?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a cooking utensil or piece of cookware?"}}Oracle evidence3 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.
Open en.wikipedia.org (opens in a new tab)Merriam-Webster defines cookware as “utensils used in cooking.”Open merriam-webster.com (opens in a new tab)
Source summary (model-reported)
Merriam-Webster defines a utensil as an implement, instrument, or vessel used in a household and especially a kitchen.
Open merriam-webster.com (opens in a new tab) 2 · Answer check returns No
Q37
1 · Guesser asks
Is the subject a clock, watch, or other timekeeping device?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a clock, watch, or other timekeeping device?"}}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
Q38
1 · Guesser asks
Is the subject a measuring or scientific instrument, such as a thermometer, scale, or gauge?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a measuring or scientific instrument, such as a thermometer, scale, or gauge?"}}Oracle evidence1 model-reported source
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)
2 · Answer check returns No
Q39
1 · Guesser asks
Is the subject a decorative or ornamental object, such as a statue, medal, or piece of jewelry?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a decorative or ornamental object, such as a statue, medal, or piece of jewelry?"}}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. The page also notes that decorative doorknobs developed historically, indicating decoration can be a feature of some individual examples rather than the defining identity of the general object type.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The Metropolitan Museum lists a specific object titled “Door Handle,” dated 1700–1730, with medium “Steel,” as an artwork in its collection.
Open metmuseum.org (opens in a new tab) 2 · Answer check returns No
Q40
1 · Guesser asks
Is the subject a crank, lever, cam, or piston?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a crank, lever, cam, or piston?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The most common types of door handle are the lever handle and the doorknob. ... 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 Unknown
G
1 · Guesser guessesNot counted
Nut
A metal hardware fastener with internal threads that screws onto a bolt to secure parts together.
Validator rationale The proposal identifies a threaded fastener, which is clearly different from a door handle fitting.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"A metal hardware fastener with internal threads that screws onto a bolt to secure parts together.","name":"Nut","question":null}} 2 · Validator returns No