Deep20Bench
v1.1Current

Benchmark edition

Edition 1.1 settings

10 subjects3 rounds per subject40 question limit
Question answersYesRather yesRather noNoUnknown
What changed
Source
Menu
Round

Round 2

Round 2

Did not identify Door handle after 40 counted questions.

Back to all Door handle rounds
Questions
40 Scored as 41
Outcome
Too many format errors
Format errors
Errors found View one example
Duration
6m 26s
Round cost
$0.1825 All 41 turns

Format warning

The model sent replies in the wrong format.

The Guesser sent 1 invalid reply. Each one before the question limit used up a counted turn. The model was only reminded of the required format; it was never told whether its question or guess was correct.

Valid format
97.6%
Format errors
1
Turns used by format errors
1

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.

System message
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.
BEGIN event
{"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.

8 of 38 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 a living thing (animal or plant)?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a living thing (animal or plant)?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q2
1 · Guesser asks

Is it a natural non-living thing?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a natural non-living thing?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

A door handle or doorknob is a handle used to open or close a door. ... A large number of handles ... incorporate latching or locking mechanisms or are manufactured to fit to standardised door locking or latching mechanisms. ... Door handles can be made out of a plethora of materials.

Open en.wikipedia.org
2 · Answer check returns No
Q3
1 · Guesser asks

Is it a man-made object?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a man-made object?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

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... There are many designs of door handle, depending on the appropriate use. ... Door handles can be made out of a plethora of materials.

Open en.wikipedia.org
Source 02

Source summary (model-reported)

This class provides for design patents claiming ornamental designs for: ... Handle, knob and pull ... Fitting for door, window and furniture not elsewhere specified. ... restricted to handle, knob or pull which provide a grip for lifting or grasping, closing a door or panel.

Open uspto.gov
2 · Answer check returns Yes
Q4
1 · Guesser asks

Is it a tool?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a tool?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q5
1 · Guesser asks

Is it a piece of furniture?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a piece of furniture?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

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
Source 02

Source summary (model-reported)

Class 16 is titled "Miscellaneous Hardware" and includes specific articles of hardware such as door closers, attachable or adjunct handles, hinges, door checks and closures.

Open uspto.gov
2 · Answer check returns No
Q6
1 · Guesser asks

Is it something electronic?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something electronic?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

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
Source 02

Source summary (model-reported)

The electronic door handle and door fitting ... [have] complete electronics, mechanical parts, LED signaling as well as power supply ... fitted in the small space of the door handle.

Open nedapsecurity.com
Source 03

Source summary (model-reported)

The article distinguishes mechanical and electrified door hardware and separately describes electronic locks as controlled by readers such as keypads, card readers, or biometric terminals.

Open allegion.ca
2 · Answer check returns Unknown
Q7
1 · Guesser asks

Is it used in a house?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used in a house?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

Schlage locks are available in all the functions usually required in a house. These include Passage, Privacy, Dummy, and other configurations involving knobs or levers. Passage sets are commonly used on interior doors, and sometimes on an exterior door.

Open hardwarehut.com
Source 02

Source summary (model-reported)

The entry defines doors as parts of rooms and buildings, gives bedroom and bathroom doors as examples, and includes the example phrase “turn/pull the door handle.”

Open britannica.com
2 · Answer check returns Yes
Q8
1 · Guesser asks

Is it found in a kitchen?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it found in a kitchen?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

The source describes a door handle as a handle used to open or close a door and states that door handles can be found on all types of doors, including exterior doors of residential buildings.

Open en.wikipedia.org
2 · Answer check returns Yes
Q9
1 · Guesser asks

Is it used for cooking or food preparation?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used for cooking or food preparation?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01
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
2 · Answer check returns No
Q10
1 · Guesser asks

Is it used for eating or drinking?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used for eating or drinking?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q11
1 · Guesser asks

Is it used for food storage?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used for food storage?"}}
Oracle evidence1 model-reported source

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01
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
2 · Answer check returns No
Q12
1 · Guesser asks

Is it an appliance?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it an appliance?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

Collins defines a door handle as “the handle that you turn or push to open a door” and, in its hospitality usage, as “a small round object or a lever that is attached to a door and is used for opening and closing it.”

Open collinsdictionary.com
Source 02

Source summary (model-reported)

Merriam-Webster defines appliance as an instrument or device designed for a particular use; specifically, a household or office device such as a stove, fan, or refrigerator operated by gas or electric current. It also notes that appliance refers to a tool or instrument utilizing a power source.

Open merriam-webster.com
Source 03

Source summary (model-reported)

HOPPE's door hardware glossary describes handle sets as hardware, including handles, backplates, screws, and sometimes a cylinder; it also distinguishes pull handles and other door hardware components.

Open hoppe.com
2 · Answer check returns No
Q13
1 · Guesser asks

Is it a container?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a container?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q14
1 · Guesser asks

Is it something you would find on a wall or ceiling?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something you would find on a wall or ceiling?"}}
Oracle evidence1 model-reported source

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

The location of door hardware should be measured and mounted within specified ranges of usability... Accessible reach ranges from a maximum of 54” (137 cm) to a lower point 15” (38 cm) from the floor.

Open dimensions.com
2 · Answer check returns No
Q15
1 · Guesser asks

Is it used for cleaning?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used for cleaning?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

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
Source 02

Source summary (model-reported)

The page gives instructions for cleaning door handles, including wiping the handle with soap and water or other cleaning mixtures. This describes cleaning performed on the handle, not the handle being used for cleaning.

Open southernliving.com
2 · Answer check returns No
Q16
1 · Guesser asks

Is it decorative?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it decorative?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 02

Source summary (model-reported)

Lever style door handles are a beautiful and practical choice for your home. Schlage door levers come in a wide range of functions, styles, price points and colors. The trim or rosette is the decorative back piece that gives your home's door hardware a distinct look.

Open schlage.com
2 · Answer check returns Unknown
Q17
1 · Guesser asks

Is it a utensil or small handheld item?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a utensil or small handheld item?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 03

Source summary (model-reported)

A utensil is defined as an instrument, vessel, or tool serving a useful purpose; the same source also describes utensils as tools that can be held in the hand and used around the house.

Open dictionary.com
2 · Answer check returns No
Q18
1 · Guesser asks

Is it found on a countertop or table?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it found on a countertop or table?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

Door furniture ... refers to any of the items that are attached to a door or a drawer to enhance their functionality or appearance. Doors generally have at least one fixed handle.

Open en.wikipedia.org
2 · Answer check returns No
Q19
1 · Guesser asks

Is it something that could be found inside an appliance?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something that could be found inside an appliance?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q20
1 · Guesser asks

Is it something that produces heat or flame?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something that produces heat or flame?"}}
Oracle evidence1 model-reported source

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q21
1 · Guesser asks

Is it larger than a microwave?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it larger than a microwave?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q22
1 · Guesser asks

Is it commonly made of metal?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it commonly made of metal?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

The guide states that the chosen material of each handle can vary and identifies stainless steel, bronze, brass, and aluminum as "four of the most common handle materials."

Open archdaily.com
Source 02

Source summary (model-reported)

The manufacturer describes door handles and fittings in stainless steel, including stainless-steel substructures, and lists variants with brass effects, chrome, and other finishes.

Open griffwerk.de
Source 03

Source summary (model-reported)

The commercial door-handle catalog lists products made from or identified as satin stainless steel, aluminum, and hollow metal, including aluminum storefront door pull handles.

Open autodoorandhardware.com
2 · Answer check returns Yes
Q23
1 · Guesser asks

Is it related to plumbing?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it related to plumbing?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

A door handle or doorknob is a handle used to open or close a door. ... A large number of handles ... incorporate latching or locking mechanisms ... Pushing the handle down rotates the spindle, operating the tubular latch mechanism inside the door, allowing it to be opened.

Open en.wikipedia.org
Source 03

Source summary (model-reported)

When you use the handle or turn the door knob, the spindle rotates to operate the latch within the door. This movement retracts the latch bolt and allows you to open the door.

Open doorhandlestore.com
2 · Answer check returns No
Q24
1 · Guesser asks

Is it something that holds or supports something else?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something that holds or supports something else?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q25
1 · Guesser asks

Is it primarily used in the bathroom?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used in the bathroom?"}}
Oracle evidence1 model-reported source

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

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. ... The lever bathroom is typically used on bathroom doors.

Open en.wikipedia.org
2 · Answer check returns No
Q26
1 · Guesser asks

Is it something that hangs or is suspended?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something that hangs or is suspended?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

The glossary states that a backplate “mounts to the face of the door” and that a handle set includes handles, backplates, and screws. It also describes a handle set as usually “fixed” in place.

Open hoppe.com
Source 02

Source summary (model-reported)

For a specific smart-handle product, “Suspended” indicates that the main body of the SmartHandle points downwards and is below the door fitting itself; “Stationary” indicates that it points upwards.

Open simons-voss.com
Source 03

Source summary (model-reported)

Dictionary.com defines a door handle as the handle used to open and close a door and notes that door handles can be fixed in place, including as vertical or horizontal bars.

Open dictionary.com
2 · Answer check returns No
Q27
1 · Guesser asks

Is it something that produces heat or flame?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something that produces heat or flame?"}}
Oracle evidence1 model-reported source

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q28
1 · Guesser asks

Is it commonly found in most modern kitchens?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it commonly found in most modern kitchens?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 02

Source summary (model-reported)

Wickes presents a category for kitchen cabinet handles and knobs, states that handles can be installed on most cupboard doors, and offers many styles.

Open wickes.co.uk
Source 03

Source summary (model-reported)

The source discusses contemporary kitchens using classic handles, groove handles, and integrated grips for cabinet doors, drawers, and wall units; it also notes that protruding handles are being eliminated in some designs.

Open concretacucine.com
2 · Answer check returns Unknown
Q29
1 · Guesser asks

Is it an item typically only one of in a kitchen?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it an item typically only one of in a kitchen?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 02

Source summary (model-reported)

The page lists kitchen cabinet handles in pack quantities of 1, 2, 4, 6, 10, and describes handles being placed on kitchen cabinet doors.

Open wickes.co.uk
2 · Answer check returns Unknown
Q30
1 · Guesser asks

Does it require electricity to function?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does it require electricity to function?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

The most common type of door handle is the lever latch or latch door handle... Pushing the handle down rotates the spindle, operating the tubular latch mechanism inside the door, allowing it to be opened.

Open en.wikipedia.org
Source 02

Source summary (model-reported)

Many newer cars have replaced the tried-and-true door handle with complex electronic versions... Instead of a simple, familiar mechanical latch, it’s now common for some car exterior door handles to remain flush against the door until the car is unlocked, requiring an electric motor to open.

Open consumerreports.org
2 · Answer check returns No
Q31
1 · Guesser reply rejectedTurn counted

Reply in the wrong format.

Invalid action · fixed format reminder sent

Why this reply was rejectedInvalid action · turn 31

The reply was JSON, but it matched neither the ASK nor the GUESS format.

Recorded type
invalid_action
Turn
31
Counted
Yes · question 31
Feedback
FORMAT_ERROR
What the model returnedExact text from the provider
Attempt 1 · finish stop
{"result":{"action":"GUESS","question":null,"name":"sink","description":""}}
What a valid reply looks likeThe same formats shown to the Guesser
ASK
{"result":{"action":"ASK","description":null,"name":null,"question":"<non-empty yes-or-no property question>"}}
GUESS
{"result":{"action":"GUESS","description":"<non-empty identifying description>","name":"<non-empty candidate name>","question":null}}

A reply must match one of these formats exactly. Text fields in use must not be empty; unused fields must be JSON null.

2 · System responseFORMAT
Q32
1 · Guesser asks

Is it commonly found in most modern kitchens?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it commonly found in most modern kitchens?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

The source says open-plan layouts have become increasingly popular in modern kitchens and that a door is not always necessary. It describes doors as situation-dependent, such as where fire-safety or noise and smell considerations apply.

Open livingetc.com
Source 02

Source summary (model-reported)

The source describes modern kitchens as having sleek, flat-panel cabinet fronts and says they often have minimal or no push-to-open latches, or discreet handles built into cabinet doors and drawers.

Open ikea.com
Source 03

Source summary (model-reported)

The source says modern kitchens commonly use slab doors or handleless styles, including integrated handles and rail systems behind the door edge; it also notes that some modern kitchens have no cabinet handles.

Open betterkitchens.co.uk
2 · Answer check returns Rather no
Q33
1 · Guesser asks

Is it typically found in a kitchen drawer or cabinet?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically found in a kitchen drawer or cabinet?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01
Many homeowners opt for cabinet knobs on doors and cabinet pulls on drawers... If you choose pulls for all your kitchen cabinet hardware be sure to mount them vertically on doors and horizontally on drawers.
Open homehardware.ca
Source 03
Cabinet handles and knobs add the perfect finishing touch to any room, from bedrooms to bathrooms and kitchens. Knobs, handles and pulls make cabinets easy to open.
Open ikea.com
2 · Answer check returns No
Q34
1 · Guesser asks

Is it something that has blades or cutting edges?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something that has blades or cutting edges?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

A door handle or doorknob is a handle used to open or close a door. The most common type of door handle is the lever latch or latch door handle... The door handle has only a lever handle or knob which operates this latch.

Open en.wikipedia.org
Source 02

Source summary (model-reported)

Door handles can be either attractive door knobs, levers, or handles... Levers: Pushed up and down to open heavier doors. Knobs: Circular or other shapes you grab to open cabinets, drawers, and light doors.

Open thespruce.com
2 · Answer check returns No
Q35
1 · Guesser asks

Is it something used for food preparation but not eating?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something used for food preparation but not eating?"}}
Oracle evidence1 model-reported source

The Oracle reported these excerpts and URLs. They are not independently checked.

2 · Answer check returns No
Q36
1 · Guesser asks

Is it used for decoration or aesthetics?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used for decoration or aesthetics?"}}
Oracle evidence3 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01

Source summary (model-reported)

While aesthetic design, cost of manufacture and functionality remain primary drivers of door handle design... these handles could be elaborate and decorated... development in decorative doorknobs.

Open en.wikipedia.org
Source 03
Door pulls are stunning pieces of hardware that enhance the style of any room while providing an easy way to open and close doors. They are also available in various finishes to accommodate any room style.
Open signaturehardware.com
2 · Answer check returns Yes
Q37
1 · Guesser guesses

Magnetic Knife Strip

a decorative but functional metal strip mounted on a kitchen wall to hold knives magnetically

Validator rationale A magnetic knife strip is a wall-mounted kitchen storage device, not a door handle or hand-operated door fitting.

Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"a decorative but functional metal strip mounted on a kitchen wall to hold knives magnetically","name":"Magnetic Knife Strip","question":null}}
2 · Validator returns No
Q38
1 · Guesser asks

Is it made primarily of stainless steel?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it made primarily of stainless steel?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 02

Source summary (model-reported)

The page discusses zinc alloy, stainless steel, aluminium, and brass as materials for door handles. It describes aluminium and zinc door handles as popular choices and stainless steel as a choice for maximum strength.

Open yalehome.com
2 · Answer check returns Rather no
Q39
1 · Guesser asks

Is it primarily used for food preparation?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used for food preparation?"}}
Oracle evidence2 model-reported sources

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01
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
Source 02

Source summary (model-reported)

Collins defines a door handle as the handle that you turn or push to open a door, and also describes it as an object or lever attached to a door and used for opening and closing it.

Open collinsdictionary.com
2 · Answer check returns No
Q40
1 · Guesser asks

Is it something used in a kitchen but not for cooking?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it something used in a kitchen but not for cooking?"}}
Oracle evidence1 model-reported source

The Oracle reported these excerpts and URLs. They are not independently checked.

Source 01
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 ... cupboard doors ... Pull door handles or simply pull handles are U-shaped, and are typically used in kitchens and on drawers.
Open en.wikipedia.org
2 · Answer check returns Yes