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
- 11
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 2m 1s
- Round cost
- $0.0358 All 12 turns
Transcript
Questions and answers.
Turns are shown in the order they happened. Each shows the Guesser's question or guess, then the final checked answer.
Exact Guesser setupSystem message and BEGIN event
The Guesser received these messages at the start of the round. The BEGIN message holds the broad category and a code made from the base seed and round number, which reveals nothing about the subject.
{"category":"thing","event":"BEGIN","variation_token":"BKXG3AZI"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
Q1
1 · Guesser asks
Is the hidden subject a living thing?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden subject a living thing?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The many missions that have explored the Moon have found no evidence to suggest it has its own living things.Open solarsystem.nasa.gov (opens in a new tab)
The Moon's weak atmosphere and its lack of liquid water cannot support life as we know it. The Moon is Earth's only natural satellite.Open science.nasa.gov (opens in a new tab)
2 · Answer check returns No
Q2
1 · Guesser asks
Is the hidden subject a human-made object?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden 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 Moon is Earth's only natural satellite. ... The Moon likely formed after a Mars-sized body collided with Earth several billion years ago.
Open science.nasa.gov (opens in a new tab)Source summary (model-reported)
Earth's only natural satellite is simply called "the Moon" ... The leading theory of the Moon's origin is that a Mars-sized body collided with Earth about 4.5 billion years ago. The resulting debris from both Earth and the impactor accumulated to form our natural satellite.
Open solarsystem.nasa.gov (opens in a new tab) 2 · Answer check returns No
Q3
1 · Guesser asks
Is the hidden subject found on Earth?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden subject found on Earth?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
The Moon is Earth's only natural satellite. It goes around the Earth at a distance of about 239,000 miles (385,000 kilometers).Open science.nasa.gov (opens in a new tab)
2 · Answer check returns No
Q4
1 · Guesser asks
Is the hidden subject a star?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden subject a star?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Moon is Earth's only natural satellite.Open science.nasa.gov (opens in a new tab)
Naturally-formed bodies that orbit planets are called moons, or planetary satellites. ... They are generally solid bodies.Open science.nasa.gov (opens in a new tab)
2 · Answer check returns No
Q5
1 · Guesser asks
Is the hidden subject a concept or abstraction rather than a physical thing?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden subject a concept or abstraction rather than a physical thing?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The Moon is a natural satellite, or a space object that orbits around something else. Our Moon is Earth's natural satellite.
Open science.nasa.gov (opens in a new tab)Source summary (model-reported)
Naturally-formed bodies that orbit planets are called moons, or planetary satellites. Moons come in many shapes, sizes, and types. They are generally solid bodies.
Open science.nasa.gov (opens in a new tab) 2 · Answer check returns No
Q6
1 · Guesser asks
Is the hidden subject located within our Solar System?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden subject located within our Solar System?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Moon is Earth's only natural satellite. It goes around the Earth at a distance of about 239,000 miles (385,000 kilometers).Open science.nasa.gov (opens in a new tab)
Our solar system has hundreds of known moons orbiting planets and dwarf planets. ... Earth's closest celestial neighbor plays a pivotal role in the study of our planet and our solar system.Open science.nasa.gov (opens in a new tab)
2 · Answer check returns Yes
Q7
1 · Guesser asks
Is the hidden subject a planet?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden subject a planet?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The IAU definition also excludes moons from being planets. ... our moon may not be defined as a planet, but it definitely acts like one.Open nasa.gov (opens in a new tab)
The Moon is Earth's only natural satellite. It goes around the Earth at a distance of about 239,000 miles (385,000 kilometers).Open solarsystem.nasa.gov (opens in a new tab)
2 · Answer check returns No
Q8
1 · Guesser asks
Is the hidden subject a natural satellite, meaning a moon orbiting another body?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the hidden subject a natural satellite, meaning a moon orbiting another body?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The Moon is Earth's only natural satellite. It goes around the Earth at a distance of about 239,000 miles (385,000 kilometers). The Moon makes a complete orbit around Earth in 27 Earth days.
Open science.nasa.gov (opens in a new tab)Source summary (model-reported)
A satellite is a moon, planet or machine that orbits a planet or star. For example, Earth is a satellite because it orbits the sun. Likewise, the moon is a satellite because it orbits Earth. Earth and the moon are examples of natural satellites.
Open nasa.gov (opens in a new tab) 2 · Answer check returns Yes
Q9
1 · Guesser asks
Does the hidden subject orbit Jupiter?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does the hidden subject orbit Jupiter?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Moon is Earth's only natural satellite. It goes around the Earth at a distance of about 239,000 miles (385,000 kilometers). The Moon makes a complete orbit around Earth in 27 Earth days.Open science.nasa.gov (opens in a new tab)
The Moon is Earth's only natural satellite. It goes around the Earth at a distance of about 239,000 miles (385,000 kilometers). The Moon makes a complete orbit around Earth in 27 Earth days.Open solarsystem.nasa.gov (opens in a new tab)
2 · Answer check returns No
Q10
1 · Guesser asks
Does the hidden subject orbit Saturn?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does the hidden subject orbit Saturn?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
NASA answers “Does the Moon orbit Earth?” with “Yes,” stating that the Moon takes about one month to orbit Earth and is Earth's natural satellite.
Open science.nasa.gov (opens in a new tab)Source summary (model-reported)
NASA states that the Moon is Earth's only natural satellite, goes around Earth at about 239,000 miles (385,000 kilometers), and completes a full orbit around Earth in 27 Earth days.
Open solarsystem.nasa.gov (opens in a new tab) 2 · Answer check returns No
Q11
1 · Guesser asks
Does the hidden subject orbit Earth?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does the hidden subject orbit Earth?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Moon is Earth's only natural satellite. It goes around the Earth at a distance of about 239,000 miles (385,000 kilometers). The Moon makes a complete orbit around Earth in 27 Earth days.Open science.nasa.gov (opens in a new tab)
Source summary (model-reported)
The NASA Moon Fact Sheet lists orbital parameters for the Moon's orbit about Earth, including a revolution period of 27.3217 days.
Open nssdc.gsfc.nasa.gov (opens in a new tab) 2 · Answer check returns Yes
G
1 · Guesser guessesNot counted
The Moon
Earth's only natural satellite, orbiting Earth within the Solar System.
Validator rationale “The Moon” and the description of Earth’s natural satellite identify the specific celestial body targeted, not the general class of moons or a related feature.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Earth's only natural satellite, orbiting Earth within the Solar System.","name":"The Moon","question":null}} 2 · Validator returns Yes