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 1
Round 1
Identified Albert Schweitzer in 15 counted questions.
Back to all Albert Schweitzer rounds- Questions
- 15
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 2m 47s
- Round cost
- $0.1308 All 16 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":"EAQCORIU"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
9 of 15 answers in this round reuse an earlier, fully checked answer with its original evidence. No new search or check ran for those turns.
Is this person currently alive?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this person currently alive?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Schweitzer Nobel Peace Prize 1952 Born: 14 January 1875, Kaysersberg, Germany (now France) Died: 4 September 1965, Lambaréné, Gabon.Open nobelprize.org (opens in a new tab)
Albert Schweitzer (born Jan. 14, 1875 ... died Sept. 4, 1965, Lambaréné, Gabon) was an Alsatian-German theologian, philosopher, organist, and mission doctor.Open britannica.com (opens in a new tab)
Did this person live during the 20th century?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person live during the 20th century?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Born: 14 January 1875, Kaysersberg, Germany (now France) Died: 4 September 1965, Lambaréné, GabonOpen nobelprize.org (opens in a new tab)
Albert Schweitzer (January 14, 1875-September 4, 1965) was born into an Alsatian family...Open nobelprize.org (opens in a new tab)
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.
Source summary (model-reported)
Albert Schweitzer (January 14, 1875-September 4, 1965) was born into an Alsatian family... Having decided to go to Africa as a medical missionary rather than as a pastor, Schweitzer in 1905 began the study of medicine at the University of Strasbourg.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Albert Schweitzer Nobel Peace Prize 1952. Born: 14 January 1875... Role: Missionary surgeon; Founder of Lambaréné... Together with his wife, who was a nurse, he built and ran a hospital...
Open nobelprize.org (opens in a new tab)Was this person primarily known for arts, literature, or entertainment?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person primarily known for arts, literature, or entertainment?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Albert Schweitzer ... obtained a doctorate in philosophy ... received his licentiate in theology ... In 1906 he published The Quest of the Historical Jesus ... Meanwhile he continued with a distinguished musical career ... recognized as a concert organist, internationally known. Schweitzer returned to Lambaréné in 1924 and ... spent the remainder of his life there.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Profession: Doctor of Philosophy, Theology and Medicine. Musician and missionary ... Albert Schweitzer was nominated for his humanitarian work on a religious basis ... he entered medical school ... In 1913 he arrived at Lambaréné where he and his wife set up a hospital.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Albert Schweitzer was awarded the Nobel Peace Prize for his philosophy of “reverence for life” and tireless humanitarian work. A theologian, Albert Schweitzer changed his course after reading of the ...
Open nobelprize.org (opens in a new tab)Was this person primarily known for politics, government, or military leadership?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person primarily known for politics, government, or military leadership?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Albert Schweitzer ... obtained a doctorate in philosophy ... received his licentiate in theology ... much of his fame as a theological scholar rests. ... recognized as a concert organist, internationally known. ... decided to go to Africa as a medical missionary.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Profession: Doctor of Philosophy, Theology and Medicine. Musician and missionary ... Albert Schweitzer was nominated for his humanitarian work on a religious basis ... he and his wife set up a hospital ... His most significant contribution ... was the book "The Philosophy of Civilization" ...
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Albert Schweitzer was awarded the Nobel Peace Prize for his philosophy of “reverence for life” and tireless humanitarian work. A theologian, Albert Schweitzer changed his course ...
Open nobelprize.org (opens in a new tab)Was this person primarily known for science, mathematics, medicine, or invention?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person primarily known for science, mathematics, medicine, or invention?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
NobelPrize.org identifies his role as “Missionary surgeon; Founder of Lambaréné” and states that he studied medicine, then built and ran a hospital at the mission station Lambaréné in Gabon.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
The article describes Albert Schweitzer as “a renowned medical missionary” and says that the mention of his name once “instantly conjured up images of selflessness, heroism and the very model of a modern, humane physician.” It also reports that he founded a hospital in Lambaréné.
Open pbs.org (opens in a new tab)Source summary (model-reported)
Johns Hopkins University Press states that Schweitzer dedicated the last six decades of his life to medicine and to a hospital he founded with his wife in French Equatorial Africa.
Open press.jhu.edu (opens in a new tab)Was this person born in Europe?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person born in Europe?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Albert Schweitzer – Facts: Born: 14 January 1875, Kaysersberg, Germany (now France). The page also states that Schweitzer was born in Alsace in the then German Empire.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Schweitzer was born on 14 January 1875 in Kaysersberg in Alsace, in what had less than four years previously become the Imperial Territory of Alsace-Lorraine in the German Empire.
Open en.wikipedia.org (opens in a new tab)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.
Source summary (model-reported)
The Nobel Peace Prize 1952 was awarded to Albert Schweitzer ... Albert Schweitzer received his Nobel Prize one year later, in 1953.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Albert Schweitzer Nobel Peace Prize 1952 ... Albert Schweitzer received his Nobel Prize one year later, in 1953. Prize share: 1/1.
Open nobelprize.org (opens in a new tab)Did this person win the Nobel Prize in Physics?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person win the Nobel Prize in Physics?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Albert Schweitzer Nobel Peace Prize 1952 ... Prize motivation: “for his altruism, reverence for life, and tireless humanitarian work which has helped making the idea of brotherhood between men and nations a living one”
Open nobelprize.org (opens in a new tab)The Nobel Peace Prize 1952 was awarded to Albert Schweitzer "for his altruism, reverence for life, and tireless humanitarian work which has helped making the idea of brotherhood between men and nations a living one"Open nobelprize.org (opens in a new tab)
Did this person win the Nobel Prize in Physiology or Medicine?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person win the Nobel Prize in Physiology or Medicine?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Albert Schweitzer – Facts. Albert Schweitzer Nobel Peace Prize 1952. Born: 14 January 1875, Kaysersberg, Germany (now France). Died: 4 September 1965, Lambaréné, Gabon.Open nobelprize.org (opens in a new tab)
The Nobel Peace Prize 1952 was awarded to Albert Schweitzer "for his altruism, reverence for life, and tireless humanitarian work".Open nobelprize.org (opens in a new tab)
Did this person win the Nobel Prize in Chemistry?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person win the Nobel Prize in Chemistry?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Albert Schweitzer Nobel Peace Prize 1952 ... Prize motivation: “for his altruism, reverence for life, and tireless humanitarian work which has helped making the idea of brotherhood between men and nations a living one”
Open nobelprize.org (opens in a new tab)The Nobel Peace Prize 1952 was awarded to Albert Schweitzer "for his altruism, reverence for life, and tireless humanitarian work".Open nobelprize.org (opens in a new tab)
Source summary (model-reported)
The Nobel Prize in Chemistry has been awarded 117 times to 200 Nobel Prize laureates between 1901 and 2025.
Open nobelprize.org (opens in a new tab)Did this person win either the Nobel Peace Prize or the Nobel Prize in Literature?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person win either the Nobel Peace Prize or the Nobel Prize in Literature?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Albert Schweitzer Nobel Peace Prize 1952 ... Prize motivation: “for his altruism, reverence for life, and tireless humanitarian work...” Albert Schweitzer received his Nobel Prize one year later, in 1953.
Open nobelprize.org (opens in a new tab)The Nobel Peace Prize for 1952, having been withheld in that year, was given to him on December 10, 1953.Open nobelprize.org (opens in a new tab)
Did this person win the Nobel Peace Prize?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person win the Nobel Peace Prize?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The Nobel Peace Prize 1952 was awarded to Albert Schweitzer ... Albert Schweitzer received his Nobel Prize one year later, in 1953.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Albert Schweitzer Nobel Peace Prize 1952 ... Albert Schweitzer received his Nobel Prize one year later, in 1953. Prize share: 1/1.
Open nobelprize.org (opens in a new tab)Was this person a physicist?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person a physicist?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
NobelPrize.org identifies Albert Schweitzer as a “Doctor, Missionary, Philosopher and Musician” and states that he studied medicine and built and ran a hospital at Lambarene.Open nobelprize.org (opens in a new tab)
Source summary (model-reported)
The Nobel biography states that Schweitzer pursued theological studies, later studied medicine at the University of Strasbourg, obtained an M.D. in 1913, and went to Africa as a medical missionary.
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Britannica describes Albert Schweitzer as an Alsatian-German theologian, philosopher, organist, and mission doctor in equatorial Africa.
Open britannica.com (opens in a new tab)Was this person a medical doctor or physician?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person a medical doctor or physician?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The Nobel Prize biography states that at Lambaréné, Schweitzer was "doctor and surgeon in the hospital".
Open nobelprize.org (opens in a new tab)Source summary (model-reported)
Britannica describes Albert Schweitzer as an "Alsatian-German theologian and physician" and as a "mission doctor in equatorial Africa."
Open britannica.com (opens in a new tab)Source summary (model-reported)
PBS describes Schweitzer as a renowned medical missionary and states that in 1905 he decided to become a physician and help advance the mission's work.
Open pbs.org (opens in a new tab)Albert Schweitzer
Alsatian theologian, philosopher, and physician who founded the Lambaréné hospital in Gabon and won the 1952 Nobel Peace Prize
Validator rationale The proposed identity names Albert Schweitzer and matches the specified historical person and identifying details.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Alsatian theologian, philosopher, and physician who founded the Lambaréné hospital in Gabon and won the 1952 Nobel Peace Prize","name":"Albert Schweitzer","question":null}}