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
- 26
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 21m 7s
- Round cost
- $0.4653 All 27 turns
Transcript
Questions and answers.
Turns are shown in the order they happened. Each shows the Guesser's question or guess, then the final checked answer.
Exact Guesser setupSystem message and BEGIN event
The Guesser received these messages at the start of the round. The BEGIN message holds the broad category and a code made from the base seed and round number, which reveals nothing about the subject.
{"category":"thing","event":"BEGIN","variation_token":"AMZAISLM"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
Q1
1 · Guesser asks
Is it a living organism?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a living organism?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q2
1 · Guesser asks
Is it man-made?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it man-made?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
We have decades of experience in designing and manufacturing bicycle pumps of all kinds ... Designing and mass-producing a great bicycle pump is not an easy task ...
Open giyopumps.com (opens in a new tab)A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns Yes
Q3
1 · Guesser asks
Is it a physical object that you can touch?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a physical object that you can touch?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. Several basic types are available: floor pumps, frame-mounted, compact or mini.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The Air Rush Mini Electric Pump Owner’s Manual identifies the pump as a device and specifies its size as 3.15 x 1.77 x 1.26 inches and its net weight as 3.8 ounces.
Open media.trekbikes.com (opens in a new tab) 2 · Answer check returns Yes
Q4
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.
Manual pumps are simple and don’t need charging. ... An electric bike tire pump does NOT require any muscle effort. You simply connect the pump, set your PSI ... and press the button.Open engwe.com (opens in a new tab)
Source summary (model-reported)
Manual bike pumps do not rely on batteries or electrical outlets, meaning they are always ready for use, regardless of your location. The article contrasts these with electric bike pumps.
Open etenwolf.com (opens in a new tab) 2 · Answer check returns No
Q5
1 · Guesser asks
Is it typically small enough for one person to carry?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically small enough for one person to carry?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Small enough in some cases to place in a jersey pocket or easily attached to your bike’s frame, mini pumps are the go-anywhere ... method of emergency inflation. ... a floor pump is not the most portable of devices.Open thebicyclechain.com (opens in a new tab)
Source summary (model-reported)
The Digital Travel Floor Drive is described as a travel-ready bicycle floor pump designed for portability. Its listed weight is 792 g and its dimensions are 85 mm × 100 mm × 515 mm.
Open ride.lezyne.com (opens in a new tab)Source summary (model-reported)
The GP-993 mini bike pump is listed with closed dimensions of 11 inches (28.2 cm) and a weight of 218 g.
Open giyopumps.com (opens in a new tab) 2 · Answer check returns Yes
Q6
1 · Guesser asks
Is it typically worn on the body?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically worn on the body?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. Several basic types are available: Floor pumps, Frame-mounted, Compact or mini. Mini pumps ... can readily be carried on a bicycle for emergency use; they can fit in pockets, saddle bags, or even include a water bottle bracket.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
A floor pump ... makes checking and adding pressure much easier. Frame pumps ... require a certain amount of open space on the bicycle to fit. Others, and most mini pumps, come with brackets that are mounted onto the frame for carrying the pump. Minis also can be carried in a jersey or pack if you prefer not to adorn your bike with a pump.
Open blueridgecyclery.com (opens in a new tab)Source summary (model-reported)
Frame pumps are a type of compact bicycle pump that comes with a mount that can be placed under your bottle cages or on panier mounts. ... it can also be stored in your back pocket, hydration pack or in saddle bag. Every cyclist needs at least one floor pump at home.
Open cyclelab.com (opens in a new tab) 2 · Answer check returns No
Q7
1 · Guesser asks
Is it used primarily as a container or to hold other things?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used primarily as a container or to hold other things?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.Open en.wikipedia.org (opens in a new tab)
A floor pump is the fastest and most efficient way to pump up your tires... Frame and mini pumps ensure that you'll get home should you get a flat tire on a ride.Open blueridgecyclery.com (opens in a new tab)
2 · Answer check returns No
Q8
1 · Guesser asks
Is it primarily used as a tool to perform a task?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used as a tool to perform a task?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.Open en.wikipedia.org (opens in a new tab)
A bike pump is a device designed to inflate bicycle tires by compressing and transferring air into an inner tube or tubeless setup through a valve.Open rinascltabike.com (opens in a new tab)
2 · Answer check returns Yes
Q9
1 · Guesser asks
Is it primarily used for writing or drawing?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used for writing or drawing?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
The guide describes frame, mini, and floor bicycle pumps as equipment for repairing flat tires and checking, topping off, and adding pressure to bicycle tires before or during rides.
Open blueridgecyclery.com (opens in a new tab) 2 · Answer check returns No
Q10
1 · Guesser asks
Is it primarily used for cutting?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used for cutting?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. ... The bicycle pump compresses air. When the cylinder is compressed, air is pushed down the tube of the pump and then into the tire via the valve.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q11
1 · Guesser asks
Is it primarily made of metal?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily made of metal?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Schwinn Cyclone Plus bike pump is made from durable plastic and aluminum components to ensure longevity and reliability.Open ww2.jacksonms.gov (opens in a new tab)
Source summary (model-reported)
The Alloy Digital Drive 3.5 features an aluminum barrel and base, a varnished wood handle, an aluminum junction, a steel piston, a digital gauge, and a nylon-reinforced braided hose with aluminum couplers.
Open ride.lezyne.com (opens in a new tab)Source summary (model-reported)
The catalog describes different floor pumps as having all-steel construction, an aluminum barrel and base with a wood handle and steel piston, or a steel barrel and piston with a composite matrix base and handle.
Open freshairexp.com (opens in a new tab) 2 · Answer check returns Unknown
Q12
1 · Guesser asks
Is it typically used in a kitchen?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically used in a kitchen?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
The article describes floor and hand pumps as options for refilling bicycle tires at home and gives instructions for attaching the pump to a bike-tire valve and reaching the desired air pressure.
Open gearjunkie.com (opens in a new tab)Source summary (model-reported)
The page describes bicycle pumps as tools and supplies for working on bicycle tires, including pumps carried on the bicycle for emergency, on-the-road use and use at home.
Open sheldonbrown.com (opens in a new tab) 2 · Answer check returns No
Q13
1 · Guesser asks
Is it commonly found in a typical household toolbox?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it commonly found in a typical household toolbox?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Lowe's describes its video as a list of the basic tools to have in a toolbox for the home and identifies screwdrivers, wrenches, pliers, and power tools.
Open lowes.com (opens in a new tab)Source summary (model-reported)
The bicycle-maintenance checklist includes a handheld tire pump for carrying on a bike and a stand-up tire pump for a home kit, describing these as tools needed for basic maintenance for the average rider.
Open xtracycle.com (opens in a new tab)Source summary (model-reported)
A cyclist-focused starter toolbox recommends a floor pump with gauge as a basic tool, alongside Allen keys and screwdrivers, for bike maintenance.
Open velo.outsideonline.com (opens in a new tab) 2 · Answer check returns Rather no
Q14
1 · Guesser asks
Is it typically used for personal hygiene or grooming?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically used for personal hygiene or grooming?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
Use pump with correct valve type to inflate tires to the recommended PSI. The guide describes bicycle pumps as tools for adding air to bicycle tires and maintaining their pressure.
Open schwinnbikes.com (opens in a new tab) 2 · Answer check returns No
Q15
1 · Guesser asks
Is it typically used in an office?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically used in an office?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.
Open en.wikipedia.org (opens in a new tab)If you’re at home, a sturdy floor pump is a great choice... On the road, a small hand pump or carbon dioxide inflator is a good idea so you can change a flat tire if you should need to.Open schwinnbikes.com (opens in a new tab)
2 · Answer check returns No
Q16
1 · Guesser asks
Is it typically used outdoors?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically used outdoors?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
These beefy, leave-at-home pumps are perfect for garage and bike shop use... Every bicycle rider should be prepared to pump up a flat tire or simply to top off their tire pressure... you'll probably want a bike pump for home and another for your bike.Open rei.com (opens in a new tab)
We recommend that every cyclist should have two bicycle pumps, one that's carried on rides to repair flat tires... and another for checking and topping off tires before rides... Frame and mini pumps ensure that you'll get home should you get a flat tire on a ride.Open blueridgecyclery.com (opens in a new tab)
Floor pumps, ideal for use at home before you set off... While out and about you naturally can't cart something that big around with you, so a mini pump or a frame pump is the next best thing.Open cyclingnews.com (opens in a new tab)
2 · Answer check returns Unknown
Q17
1 · Guesser asks
Does it typically have moving parts?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does it typically have moving parts?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The bicycle pump compresses air. When the cylinder is compressed, air is pushed down the tube of the pump and then into the tire... When the handle is pulled up again... new air is forced back into the cylinder so the process can be repeated.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
Through the use of a piston in a cylinder this pump creates pressure by using a one way valve and a piston that is controlled by the handle.
Open en.wikipedia.org (opens in a new tab)Electric bike pumps employ a small electric brushless motor that drives a little piston, which generates a continuous air feed through the head.Open bikeradar.com (opens in a new tab)
2 · Answer check returns Yes
Q18
1 · Guesser asks
Does it typically contain one or more lenses?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does it typically contain one or more lenses?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Hand pumps typically work by using a piston or a lever to compress air into your tire. They usually have a flexible hose and a valve adapter that fits both Presta and Schrader valves.
Open wheelsbikes.com (opens in a new tab)Source summary (model-reported)
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. It has a connection or adapter for use with one or both of the two most common types of valves used on bicycles, Schrader or Presta.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns No
Q19
1 · Guesser asks
Is it used for telling or measuring time?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used for telling or measuring time?"}}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 bicycle pump as a type of positive-displacement air pump specifically designed for inflating bicycle tires.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The source discusses bicycle pumps as equipment for repairing flat tires and checking or adding tire pressure; it also describes floor pumps with built-in pressure gauges.
Open blueridgecyclery.com (opens in a new tab) 2 · Answer check returns No
Q20
1 · Guesser asks
Is it typically small enough to fit in a pants pocket?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it typically small enough to fit in a pants pocket?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A floor pump is not the most portable of devices. ... Mini pumps ... [are] small enough in some cases to place in a jersey pocket or easily attached to your bike’s frame.Open thebicyclechain.com (opens in a new tab)
The most popular type of pump to carry on the bicycle ... is the "mini" pump, a shorter version of a frame pump. ... the pump may even be pocket-sized. Mini pumps are small and easy to carry, but ... full-sized frame pumps [are larger].Open sheldonbrown.com (opens in a new tab)
Source summary (model-reported)
The top types of bike pumps ... include Frame-Mounted Bike Pumps, Bike Floor Pumps, Bike Pump Accessories, Suspension Shock Pumps, and CO2 Bike Pumps. The listing includes both a floor pump and a Lezyne Pocket Drive bike pump.
Open rei.com (opens in a new tab) 2 · Answer check returns No
Q21
1 · Guesser asks
Is it primarily used for measuring something?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used for measuring something?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The source describes a bicycle pump as a type of positive-displacement air pump specifically designed for inflating bicycle tires.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The source describes floor pumps, hand pumps, shock pumps, and CO2 inflators as inflation tools used to fill bicycle tubes or other bicycle-related air systems. It also notes that some pumps have gauges for knowing the pressure.
Open jensonusa.com (opens in a new tab)Source summary (model-reported)
The source states that bike pumps help maintain proper tire pressure and that a pressure gauge helps achieve accurate inflation, distinguishing the gauge's measuring role from the pump's inflation purpose.
Open planetbike.com (opens in a new tab) 2 · Answer check returns No
Q22
1 · Guesser asks
Does it typically have wheels?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does it typically have wheels?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. Several basic types are available: Floor pumps; Frame-mounted; Compact or mini.
Open en.wikipedia.org (opens in a new tab)The most popular type of pump to carry on the bicycle ... is the 'mini' pump ... A clip may attach a mini pump to water-bottle cage bosses or directly to a frame tube, or the pump may even be pocket-sized.Open sheldonbrown.com (opens in a new tab)
Source summary (model-reported)
The floor bike pump is designed to be bolted to a concrete surface for stability and security. Its specifications describe a heavy-duty floor pump with a gauge and a base-like stationary installation, not wheels.
Open cyclehoop.com (opens in a new tab) 2 · Answer check returns No
Q23
1 · Guesser asks
Is it used for pumping air or liquids?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it used for pumping air or liquids?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. The bicycle pump compresses air and pushes it into the tire via the valve.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns Yes
Q24
1 · Guesser asks
Is it primarily used to pump air rather than liquids?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to pump air rather than liquids?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. ... The bicycle pump compresses air.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns Yes
Q25
1 · Guesser asks
Is it commonly used to inflate tires?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it commonly used to inflate tires?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The source describes a bicycle pump as a type of positive-displacement air pump specifically designed for inflating bicycle tires, with connections or adapters for common bicycle valve types.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns Yes
Q26
1 · Guesser asks
Is it most commonly associated with bicycles?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it most commonly associated with bicycles?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
Bike pump types are described as tools for putting air into bicycle inner tubes; hand pumps are commonly carried by cyclists, and frame pumps attach directly to the bike frame.
Open reviews.chicagotribune.com (opens in a new tab) 2 · Answer check returns Yes
G
1 · Guesser guessesNot counted
bicycle pump
A manual tool used to inflate bicycle tires by pumping air.
Validator rationale The proposal identifies a bicycle pump, a recognized manual subtype of the target's general type, with the same defining function.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"A manual tool used to inflate bicycle tires by pumping air.","name":"bicycle pump","question":null}} 2 · Validator returns Yes