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Round

Round 3

Round 3

Identified Bike pump in 22 counted questions.

Back to all Bike pump rounds
Questions
22
Outcome
Solved
Format errors
No errors
Duration
4m 44s
Round cost
$0.1268 All 23 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.

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":"AMZAISLM"}

Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.

5 of 22 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 human-made?

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

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

Source 02

Source summary (model-reported)

bicycle pump: a small pump that fills bicycle tires with air; type of: pump, a mechanical device that moves fluid or gas by pressure or suction.

Open vocabulary.com
2 · Answer check returns Yes
Q2
1 · Guesser asks

Is it a tangible physical object?

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

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

2 · Answer check returns Yes
Q3
1 · Guesser asks

Does it require electricity to perform its primary function?

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

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

Source 01
Mechanical bicycle pumps: these use human power to operate, and have the advantage of being able to be installed anywhere without the need for an electrical connection. Electric inflators for bicycles ... require a power supply.
Open altinnova.com
Source 02

Source summary (model-reported)

A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. The page describes stand, hand, and foot pumps, including operation by pulling and pushing the handle.

Open en.wikipedia.org
2 · Answer check returns No
Q4
1 · Guesser asks

Is it normally small and light enough for one person to carry by hand?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it normally small and light enough for one person to carry by hand?"}}
Oracle evidence3 model-reported sources

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

Source 01

Source summary (model-reported)

Riders often carry a compact road bike pump for emergencies... A hand pump is compact and easy to carry during rides, while a bike floor pump is usually larger and built for quicker inflation at home or in the garage.

Open decathlon.co.uk
Source 03

Source summary (model-reported)

The Topeak JoeBlow Twin Turbo bicycle floor pump is reported as weighing 6.61 pounds (3 kg). The review describes it as a floor pump and discusses unpacking, using, and handling the pump.

Open roadbikerider.com
2 · Answer check returns Yes
Q5
1 · Guesser asks

Is it primarily used as a tool to perform a practical task?

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

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

2 · Answer check returns Yes
Q6
1 · Guesser asks

Is its primary function to cut or pierce material?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is its primary function to cut or pierce material?"}}
Oracle evidence2 model-reported sources

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

Source 01
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. ... During down-stroke, the piston then displaces air from the pump into the bicycle tire.
Open en.wikipedia.org
2 · Answer check returns No
Q7
1 · Guesser asks

Does it have moving parts?

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

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

Source 01
In its most basic form, a bicycle pump functions via a hand-operated piston. During up-stroke, this piston draws air through a one-way valve into the pump from outside. During down-stroke, the piston then displaces air from the pump into the bicycle tire.
Open en.wikipedia.org
Source 02

Source summary (model-reported)

A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. The article also identifies electrically-operated pumps intended to inflate tires as usable for bicycle tires.

Open en.wikipedia.org
2 · Answer check returns Yes
Q8
1 · Guesser asks

Is it primarily used to grip, hold, or clamp something?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to grip, hold, or clamp something?"}}
Oracle evidence1 model-reported source

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

Source 01
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. In its most basic form, a bicycle pump functions via a hand-operated piston...
Open en.wikipedia.org
2 · Answer check returns No
Q9
1 · Guesser asks

Is it primarily used to fasten or join things together?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to fasten or join things together?"}}
Oracle evidence1 model-reported source

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

Source 01
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. ... During down-stroke, the piston then displaces air from the pump into the bicycle tire.
Open en.wikipedia.org
2 · Answer check returns No
Q10
1 · Guesser asks

Is it primarily used to measure something?

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

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

Source 01
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. ... Most floor pumps ... have a built-in pressure gauge to indicate tire pressure.
Open en.wikipedia.org
2 · Answer check returns No
Q11
1 · Guesser asks

Is it primarily used in preparing, serving, or consuming food or drink?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used in preparing, serving, or consuming food or drink?"}}
Oracle evidence2 model-reported sources

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

2 · Answer check returns No
Q12
1 · Guesser asks

Is it primarily used for construction, repair, or maintenance work?

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

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

2 · Answer check returns Yes
Q13
1 · Guesser asks

Is it primarily used to turn or rotate another object?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to turn or rotate another object?"}}
Oracle evidence1 model-reported source

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

Source 01

Source summary (model-reported)

A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. In its most basic form, a bicycle pump functions via a hand-operated piston.

Open en.wikipedia.org
2 · Answer check returns No
Q14
1 · Guesser asks

Is it primarily used to apply or dispense a substance onto a surface or into a gap?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to apply or dispense a substance onto a surface or into a gap?"}}
Oracle evidence2 model-reported sources

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

Source 01

Source summary (model-reported)

A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. During down-stroke, the piston then displaces air from the pump into the bicycle tire.

Open en.wikipedia.org
Source 02

Source summary (model-reported)

A bike pump is what you use to increase air pressure in your tires. When you push the piston forward, the piston compresses the air until it forces its way into the tire.

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

Is its primary function to lift or raise a heavy object?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is its primary function to lift or raise a heavy object?"}}
Oracle evidence1 model-reported source

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

Source 01
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. In its most basic form, a bicycle pump functions via a hand-operated piston... [which] displaces air from the pump into the bicycle tire.
Open en.wikipedia.org
2 · Answer check returns No
Q16
1 · Guesser asks

Is it primarily used to make marks or guide lines on a surface?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to make marks or guide lines on a surface?"}}
Oracle evidence1 model-reported source

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

Source 01

Source summary (model-reported)

A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. ... During down-stroke, the piston then displaces air from the pump into the bicycle tire.

Open en.wikipedia.org
2 · Answer check returns No
Q17
1 · Guesser asks

Is its primary function to move air or liquid?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is its primary function to move air or liquid?"}}
Oracle evidence2 model-reported sources

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

Source 01
A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. ... During down-stroke, the piston then displaces air from the pump into the bicycle tire.
Open en.wikipedia.org
2 · Answer check returns Yes
Q18
1 · Guesser asks

Is it primarily designed to move air rather than liquid?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily designed to move air rather than liquid?"}}
Oracle evidence1 model-reported source

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

Source 01

Source summary (model-reported)

A bicycle pump is a type of positive-displacement air pump specifically designed for inflating bicycle tires. In its most basic form, the pump draws air through a one-way valve and then displaces air into the bicycle tire.

Open en.wikipedia.org
2 · Answer check returns Yes
Q19
1 · Guesser asks

Is it primarily used to inflate objects such as tires or balls?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it primarily used to inflate objects such as tires or balls?"}}
Oracle evidence3 model-reported sources

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

2 · Answer check returns Yes
Q20
1 · Guesser asks

Is it operated mainly by repeatedly moving a handle or plunger by hand?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it operated mainly by repeatedly moving a handle or plunger by hand?"}}
Oracle evidence2 model-reported sources

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

Source 01

Source summary (model-reported)

In its most basic form, a bicycle pump functions via a hand-operated piston. During up-stroke, this piston draws air through a one-way valve into the pump from outside. During down-stroke, the piston then displaces air from the pump into the bicycle tire. ... Electrically-operated pumps ... can in principle be used to inflate a bicycle tire.

Open en.wikipedia.org
Source 02

Source summary (model-reported)

The first bicycle pump was invented around 1887. It featured a simple hand-operated design consisting of a cylindrical tube with a plunger that forced air into tyres. ... An electric mini pump—or e-pump—is a sleek, battery-powered device that delivers portable, precise, quick and hands-free tyre inflation.

Open cyclingweekly.com
2 · Answer check returns Unknown
Q21
1 · Guesser asks

Is it designed to be operated by pressing it with a foot?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it designed to be operated by pressing it with a foot?"}}
Oracle evidence2 model-reported sources

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

Source 01

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, Foot-operated, Double-action, Blast or tubeless. There are three main types of bicycle pumps: Stand pump, Hand pump, Foot pump.

Open en.wikipedia.org
2 · Answer check returns Unknown
Q22
1 · Guesser asks

Is it especially associated with inflating bicycle tires?

Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it especially associated with inflating bicycle tires?"}}
Oracle evidence2 model-reported sources

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

2 · Answer check returns Yes
G
1 · Guesser guessesNot counted

Bicycle pump

A manually operated air pump used to inflate bicycle tires.

Validator rationale The proposal identifies the general kind of bicycle pump and specifies an allowed manual subtype used to inflate bicycle tires.

Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"A manually operated air pump used to inflate bicycle tires.","name":"Bicycle pump","question":null}}
2 · Validator returns Yes