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.
Round 2
Round 2
Identified Albert Einstein in 13 counted questions.
Back to all Albert Einstein rounds- Questions
- 13
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 2m 41s
- Round cost
- $0.1127 All 14 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":"person","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 this person still alive?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this person still alive?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
He died on April 18, 1955 at Princeton, New Jersey.Open nobelprize.org (opens in a new tab)
After suffering an abdominal aortic aneurysm rupture several days earlier, Albert Einstein died on April 18, 1955, at age 76.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q2
1 · Guesser asks
Was this person born in the 20th century?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person born in the 20th century?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein was born at Ulm, in Württemberg, Germany, on March 14, 1879.Open nobelprize.org (opens in a new tab)
2 · Answer check returns No
Q3
1 · Guesser asks
Was this person male?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person male?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein was born at Ulm, in Württemberg, Germany, on March 14, 1879. ... He married Mileva Maric in 1903 and they had a daughter and two sons; their marriage was dissolved in 1919 and in the same year he married his cousin, Elsa Löwenthal.Open nobelprize.org (opens in a new tab)
Born in Ulm, Germany in 1879, Einstein was brought up in Munich. His parents were of Jewish German ancestry, and his father ran an electrical equipment plant. ... three years later married his college sweetheart, Mileva Maric.Open pbs.org (opens in a new tab)
2 · Answer check returns Yes
Q4
1 · Guesser asks
Was this person born before 1800?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person born before 1800?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein was born at Ulm, in Württemberg, Germany, on March 14, 1879.Open nobelprize.org (opens in a new tab)
On March 14, 1879, Albert Einstein is born, the son of a Jewish electrical engineer in Ulm, Germany.Open history.com (opens in a new tab)
2 · Answer check returns No
Q5
1 · Guesser asks
x
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"x"}} 2 · Answer check returns Unknown
Q6
1 · Guesser asks
Was this person primarily known for work in science, mathematics, or invention?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person primarily known for work in science, mathematics, or invention?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein (14 March 1879 – 18 April 1955) was a German-born theoretical physicist best known for developing the theory of relativity.Open en.wikipedia.org (opens in a new tab)
During 1905, often called Einstein’s “miracle year,” he published four papers ... each of which would alter the course of modern physics.Open britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q7
1 · Guesser asks
Was this person primarily an inventor or engineer (rather than a theoretical or academic scientist)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person primarily an inventor or engineer (rather than a theoretical or academic scientist)?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein (14 March 1879 – 18 April 1955) was a German-born theoretical physicist best known for developing the theory of relativity.Open en.wikipedia.org (opens in a new tab)
He developed the general theory of relativity, one of the two pillars of modern physics... In 1921 he received the Nobel Prize in Physics for his “services to theoretical physics”... Einstein was a theoretical physicist.Open alberteinstein.com (opens in a new tab)
During 1905, often called Einstein’s “miracle year,” he published four papers in the Annalen der Physik, each of which would alter the course of modern physics.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q8
1 · Guesser asks
Did this person work mainly in physics or mathematics (as opposed to biology, chemistry, or medicine)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person work mainly in physics or mathematics (as opposed to biology, chemistry, or medicine)?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein was a German-born theoretical physicist best known for developing the theory of relativity. Einstein also made important contributions to quantum theory.Open en.wikipedia.org (opens in a new tab)
He emigrated to America to take the position of Professor of Theoretical Physics at Princeton ... Einstein always appeared to have a clear view of the problems of physics and the determination to solve them.Open nobelprize.org (opens in a new tab)
He developed the general theory of relativity, one of the two pillars of modern physics ... In 1921 he received the Nobel Prize in Physics for his “services to theoretical physics”.Open alberteinstein.com (opens in a new tab)
2 · Answer check returns Yes
Q9
1 · Guesser asks
Was this person primarily a physicist rather than a mathematician?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person primarily a physicist rather than a mathematician?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein — German-American physicist... During 1905... he published four papers... each of which would alter the course of modern physics.Open britannica.com (opens in a new tab)
He developed the general theory of relativity, one of the two pillars of modern physics... In 1921 he received the Nobel Prize in Physics for his “services to theoretical physics”... Einstein was a theoretical physicist.Open alberteinstein.com (opens in a new tab)
Albert Einstein Physicist... His theories on the nature of time and space profoundly affected the human conception of the physical world.Open pbs.org (opens in a new tab)
2 · Answer check returns Yes
Q10
1 · Guesser asks
Was this person born in the 19th century's second half (1850 or later)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person born in the 19th century's second half (1850 or later)?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein was born at Ulm, in Württemberg, Germany, on March 14, 1879.Open nobelprize.org (opens in a new tab)
On March 14, 1879, Albert Einstein is born ... in Ulm, Germany.Open history.com (opens in a new tab)
Quick Facts Born: March 14, 1879, Ulm, Württemberg (now Baden-Württemberg), Germany.Open britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q11
1 · Guesser asks
Did this person win a Nobel Prize?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person win a Nobel Prize?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein Nobel Prize in Physics 1921 ... Prize motivation: “for his services to Theoretical Physics, and especially for his discovery of the law of the photoelectric effect” ... Albert Einstein received his Nobel Prize one year later, in 1922.Open nobelprize.org (opens in a new tab)
The Nobel Prize in Physics 1921 was awarded to Albert Einstein “for his services to Theoretical Physics, and especially for his discovery of the law of the photoelectric effect” ... Albert Einstein therefore received his Nobel Prize for 1921 one year later, in 1922.Open nobelprize.org (opens in a new tab)
2 · Answer check returns Yes
Q12
1 · Guesser asks
Was this person German (by nationality or birth)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person German (by nationality or birth)?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein was born at Ulm, in Württemberg, Germany, on March 14, 1879. ... In 1901 ... he acquired Swiss citizenship.Open nobelprize.org (opens in a new tab)
Albert Einstein (born March 14, 1879, Ulm, Württemberg (now Baden-Württemberg), Germany—died April 18, 1955, Princeton, New Jersey, U.S.) was a German-born physicist.Open britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q13
1 · Guesser asks
Is this person among the most famous scientists in all of history, widely known to the general public?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this person among the most famous scientists in all of history, widely known to the general public?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Einstein, undoubtedly the most famous scientist of the 20th century... Nevertheless, to the general public he remained the face of 20th century physics.Open osti.gov (opens in a new tab)
Albert Einstein is one of the most recognized and well-known scientists of the century. His theories solved centuries-old problems in physics and rocked even non-physicists' view of the world.Open pbs.org (opens in a new tab)
Albert Einstein... is perhaps best known in popular culture for his mass/energy equivalence formula E=mc2... his name and image are instantly recognizable everywhere in the world... the most famous scientist in human history.Open alberteinstein.com (opens in a new tab)
2 · Answer check returns Yes
G
1 · Guesser guessesNot counted
Albert Einstein
German-born theoretical physicist, Nobel laureate, formulated relativity
Validator rationale The proposed identity names Albert Einstein and describes the same historical person.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"German-born theoretical physicist, Nobel laureate, formulated relativity","name":"Albert Einstein","question":null}} 2 · Validator returns Yes