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 3s
- Round cost
- $0.0561 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":"EAQCORIU"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
Q1
1 · Guesser asks
Is this thing a physical, tangible entity?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this thing a physical, tangible entity?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Our moon is the fifth largest of the 190+ moons orbiting planets in our solar system. Earth's only natural satellite is simply called "the Moon".
Open arcnav.psi.edu (opens in a new tab)Source summary (model-reported)
The Moon: Earth's Satellite. NASA identifies the Moon as Earth's moon and presents it as a subject in space science concerning Earth's Moon.
Open nasa.gov (opens in a new tab) 2 · Answer check returns Yes
Q2
1 · Guesser asks
Is this thing typically considered a living organism or part of a living organism?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this thing typically considered a living organism or part of a living organism?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Moon is a barren, lifeless world.Open timeanddate.com (opens in a new tab)
A natural satellite is, in the most common usage, an astronomical body that orbits a planet, dwarf planet, or small Solar System body.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q3
1 · Guesser asks
Is this thing typically man-made or artificial?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this thing typically man-made or artificial?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Moon is the only natural satellite of Earth.Open en.wikipedia.org (opens in a new tab)
Moons are natural satellites. People also use rockets to send machines into orbit around the Earth. These machines are called artificial (man-made) satellites.Open simple.wikipedia.org (opens in a new tab)
The Moon, the natural satellite of Earth. The Moon is a rocky body that orbits planet Earth. It likely formed when a very large (Mars-sized) asteroid struck Earth 4.5 billion years ago.Open asc-csa.gc.ca (opens in a new tab)
2 · Answer check returns No
Q4
1 · Guesser asks
Is this thing naturally found on Earth?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this thing naturally found on Earth?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The Moon is the only natural satellite of Earth and orbits around Earth at an average distance of 384,399 kilometers (238,854 mi).
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
The Moon is a rocky body that orbits planet Earth. The Moon completes one orbit around Earth in 27.3 days.
Open asc-csa.gc.ca (opens in a new tab) 2 · Answer check returns No
Q5
1 · Guesser asks
Is this thing located within our Solar System?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this thing located within our Solar System?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Within the Solar System, it is larger and more massive than any known dwarf planet, and the fifth-largest and fifth-most massive moon.Open en.wikipedia.org (opens in a new tab)
In a specific sense, the Moon is the only natural satellite of Earth and the fifth largest such object in the Solar System.Open astronomy.swin.edu.au (opens in a new tab)
The Moon is a rocky body that orbits planet Earth. ... The Moon completes one orbit around Earth in 27.3 days. Other than Earth, the Moon is the most explored celestial body in our solar system.Open asc-csa.gc.ca (opens in a new tab)
2 · Answer check returns Yes
Q6
1 · Guesser asks
Is this thing a specific, named celestial body (such as a specific planet, moon, asteroid, or star)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this thing a specific, named celestial body (such as a specific planet, moon, asteroid, or star)?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Our moon is the fifth largest of the 190+ moons orbiting planets in our solar system. Earth's only natural satellite is simply called "the Moon" because people didn't know other moons existed until Galileo Galilei discovered four moons orbiting Jupiter in 1610.
Open arcnav.psi.edu (opens in a new tab)Source summary (model-reported)
Earth I (Moon) ... Every civilization has had a name for the satellite of Earth that is known, in English, as the Moon. The Moon is known as Luna in Italian, Latin, and Spanish.
Open planetarynames.wr.usgs.gov (opens in a new tab) 2 · Answer check returns Yes
Q7
1 · Guesser asks
Is this celestial body one of the eight major planets of the Solar System?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this celestial body one of the eight major planets of the Solar System?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Naturally-formed bodies that orbit planets are called moons, or planetary satellites. Moons come in many shapes, sizes, and types.Open science.nasa.gov (opens in a new tab)
Our solar system has hundreds of moons orbiting planets, dwarf planets, and asteroids. Of the eight planets, Mercury and Venus are the only ones with no moons.Open science.nasa.gov (opens in a new tab)
The Moon is the only natural satellite of Earth.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q8
1 · Guesser asks
Is this celestial body a natural satellite (moon) orbiting a planet or dwarf planet?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this celestial body a natural satellite (moon) orbiting a planet or dwarf planet?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Moon is the only natural satellite of Earth. It orbits around Earth at an average distance of 384,399 kilometers.Open en.wikipedia.org (opens in a new tab)
The Moon, the natural satellite of Earth. The Moon is a rocky body that orbits planet Earth.Open asc-csa.gc.ca (opens in a new tab)
A natural satellite is, in the most common usage, an astronomical body that orbits a planet, dwarf planet, or small Solar System body. Natural satellites are colloquially referred to as moons.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns Yes
Q9
1 · Guesser asks
Does this moon orbit either Jupiter or Saturn?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does this moon orbit either Jupiter or Saturn?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Earth's only natural satellite is simply called "the Moon"... The Moon makes a complete orbit around Earth in 27 Earth days.
Open solarsystem.nasa.gov (opens in a new tab)Source summary (model-reported)
The Moon is a rocky body that orbits planet Earth. The Moon completes one orbit around Earth in 27.3 days.
Open asc-csa.gc.ca (opens in a new tab) 2 · Answer check returns No
Q10
1 · Guesser asks
Does this moon orbit a planet located closer to the Sun than the asteroid belt?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does this moon orbit a planet located closer to the Sun than the asteroid belt?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The Moon makes a complete orbit around Earth in 27 Earth days.
Open solarsystem.nasa.gov (opens in a new tab)Source summary (model-reported)
The main asteroid belt lies between Mars and Jupiter. The illustration's ordering from the Sun places Mercury, Venus, Earth, and Mars inside that region.
Open science.nasa.gov (opens in a new tab) 2 · Answer check returns Yes
Q11
1 · Guesser asks
Does this moon orbit the planet Mars?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Does this moon orbit the planet Mars?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
NASA states that the Moon makes a complete orbit around Earth in 27 Earth days and identifies it as Earth's only natural satellite.
Open solarsystem.nasa.gov (opens in a new tab)Source summary (model-reported)
The Moon is described as Earth's only natural satellite and as orbiting around Earth at an average distance of 384,399 kilometers.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns No
G
1 · Guesser guessesNot counted
The Moon
Earth's only natural satellite
Validator rationale “The Moon” and “Earth's only natural satellite” identify the specific celestial body targeted, not the general class.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Earth's only natural satellite","name":"The Moon","question":null}} 2 · Validator returns Yes