You are the Guesser being evaluated in a Twenty Questions benchmark. One subject is hidden. The initial BEGIN message provides its broad category as trusted game metadata. Identify the subject using as few counted questions as possible. ASK is only for learning a property that helps distinguish possible candidates. Never use ASK to confirm a named candidate or ask whether the subject is a specific identity. When you are ready to name a candidate, use GUESS immediately. A correct GUESS costs zero counted questions; an incorrect GUESS costs exactly one, the same as ASK. A GUESS must provide both a name and a short identifying description. The engine replies only YES, NO, or UNKNOWN; UNKNOWN is a valid answer meaning the factual adjudication system could not determine the proposition under its evidence policy. Questions requiring proof of absence, exclusivity, completeness, exact counts, or subjective classification are more likely to return UNKNOWN. Prefer direct, positively verifiable properties when possible. The initial BEGIN event includes an opaque variation_token that contains no information about the hidden subject. Do not interpret, repeat, mention, or derive meaning from it. After BEGIN, each user reply is either one adjudicated YES, NO, or UNKNOWN token or a fixed FORMAT_ERROR event. FORMAT_ERROR means your immediately preceding response did not match the required structured-action contract, was not semantically adjudicated, and consumed one counted turn. Use the formats in that event and try again. Never infer that the attempted question or guess was right or wrong. At most 50 questions or rejected guesses are counted. After that limit you receive one final guess-only opportunity. Format errors also consume counted turns. The provider wire response is an object with exactly one `result` action. On the final opportunity ASK is forbidden. Return only the required structured response. Do not include analysis, hidden reasoning, or additional fields.
- Questions
- 22
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 10m 10s
- Round cost
- $0.2270 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.
{"category":"person","event":"BEGIN","variation_token":"BYOMPCJW"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
Q1
1 · Guesser asks
Is the person male?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the person male?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
He was above all adaptable, a man who could learn.Open britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q2
1 · Guesser asks
Is the person currently alive?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the person currently alive?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan ... died August 18, 1227.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q3
1 · Guesser asks
Is the person primarily known for political leadership or being a head of state?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the person primarily known for political leadership or being a head of state?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan was the founder of the Mongol nation and the organizer of the Mongol armies.Open britannica.com (opens in a new tab)
Genghis Khan was the founder of the Mongol Empire, which he ruled from 1206 until his death in 1227.Open worldhistory.org (opens in a new tab)
2 · Answer check returns Yes
Q4
1 · Guesser asks
Did the person serve as head of state after the year 1900?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the person serve as head of state after the year 1900?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Title / Office | khan (1206-1227), Mongol empire; Died | August 18, 1227Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q5
1 · Guesser asks
Was the person a head of state of the United States?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person a head of state of the United States?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan was the founder of the Mongol Empire which he ruled from 1206 until his death in 1227.Open worldhistory.org (opens in a new tab)
George Washington | April 30, 1789–March 4, 1797Open archives.gov (opens in a new tab)
2 · Answer check returns No
Q6
1 · Guesser asks
Was the person's country located in Europe?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person's country located in Europe?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
In the 13th century, the land that is now Mongolia formed the heart of the great empire of Genghis Khan. Mongolia lies in East Asia.Open kids.britannica.com (opens in a new tab)
Mongolia, or Outer Mongolia, is a country in north-central Asia, between Russia and China.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q7
1 · Guesser asks
Was the person a monarch (king, queen, emperor, etc.)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person a monarch (king, queen, emperor, etc.)?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Title / Office | khan (1206-1227), Mongol empireOpen britannica.com (opens in a new tab)
Genghis Khan was a Mongolian warrior-rulerOpen britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q8
1 · Guesser asks
Was the person's country located in Asia?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person's country located in Asia?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
In the frontier zone of East Asia... lies Mongolia... In the 13th century... the land that is now Mongolia formed the heart of the great empire of Genghis Khan.Open kids.britannica.com (opens in a new tab)
He made their lands into the state of Mongolia.Open kids.britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q9
1 · Guesser asks
Was the person's official title "Emperor"?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person's official title \"Emperor\"?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Title / Office | khan (1206-1227), Mongol empireOpen britannica.com (opens in a new tab)
2 · Answer check returns No
Q10
1 · Guesser asks
Was the person a Buddhist monk before becoming the head of state?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person a Buddhist monk before becoming the head of state?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis was Tengrist and had shamans to perform the state rituals.Open amicusmongolia.com (opens in a new tab)
The leader of a destitute clan... in 1206 acknowledged him as Genghis Khan.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q11
1 · Guesser asks
Was the person's official title "King"?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person's official title \"King\"?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Title / Office | khan (1206-1227), Mongol empireOpen britannica.com (opens in a new tab)
In 1206 he was bestowed the title of “Genghis Khan,” meaning “Universal Ruler” or “Oceanic Ruler.”Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q12
1 · Guesser asks
Did the person rule the region that is now Iran?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the person rule the region that is now Iran?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The Mongol army of Genghis Khan conquered Transoxania in 1220... his territories were taken over by them.Open britannica.com (opens in a new tab)
Genghis Khan's conquests... especially impacting China and the area that is now Iran.Open britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q13
1 · Guesser asks
Was the person a member of the Qajar dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person a member of the Qajar dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan was born in 1162 and died August 18, 1227.Open britannica.com (opens in a new tab)
The Qajar royal family ruled Iran from 1794 to 1925.Open newworldencyclopedia.org (opens in a new tab)
2 · Answer check returns No
Q14
1 · Guesser asks
Did the person belong to the Safavid dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the person belong to the Safavid dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Born 1162; died August 18, 1227; title/office: khan (1206–1227), Mongol empire.Open britannica.com (opens in a new tab)
Ṣafavid dynasty (1502–1736) Persian dynasty; founded by Ismāʿīl I.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q15
1 · Guesser asks
Did the person belong to the Afsharid dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the person belong to the Afsharid dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan, 1162-1227 ... was the founder and first khan of the Mongol Empire.Open onlinebooks.library.upenn.edu (opens in a new tab)
Nāder’s coronation ceremony ... in the spring of 1736.Open iranicaonline.org (opens in a new tab)
2 · Answer check returns No
Q16
1 · Guesser guesses
Karim Khan Zand
Founder and ruler of the Zand dynasty, governing Iran from 1750 to 1779.
Validator rationale Karim Khan Zand is a different historical ruler from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Founder and ruler of the Zand dynasty, governing Iran from 1750 to 1779.","name":"Karim Khan Zand","question":null}} 2 · Validator returns No
Q17
1 · Guesser asks
Was the person's official title "Shah"?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person's official title \"Shah\"?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Title / Office | khan (1206-1227), Mongol empireOpen britannica.com (opens in a new tab)
The title of khākān ... was the title Genghis assumed as Great Khan, or supreme ruler of the Mongols.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q18
1 · Guesser asks
Was the person's official title "Sultan"?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person's official title \"Sultan\"?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Title / Office | khan (1206-1227), Mongol empireOpen britannica.com (opens in a new tab)
In 1206, he was bestowed the title of “Genghis Khan” ... by the Quriltai.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q19
1 · Guesser asks
Was the person's official title "Khan"?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person's official title \"Khan\"?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Title / Office | khan (1206-1227), Mongol empireOpen britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q20
1 · Guesser guesses
Hulagu Khan
Mongol ruler who founded the Ilkhanate, governing Persia (modern Iran) in the mid‑13th century.
Validator rationale The proposal identifies Hulagu Khan, a different Mongol ruler from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Mongol ruler who founded the Ilkhanate, governing Persia (modern Iran) in the mid‑13th century.","name":"Hulagu Khan","question":null}} 2 · Validator returns No
Q21
1 · Guesser asks
Did the person serve as head of state after the year 1300?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the person serve as head of state after the year 1300?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Title / Office | khan (1206-1227), Mongol empire; Died | August 18, 1227Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q22
1 · Guesser asks
Did the person convert to Islam during his reign?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the person convert to Islam during his reign?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan practiced Tengrism and attributed his success to Tengri.Open tota.world (opens in a new tab)
Genghis Khan himself remained a Tengrist until his death in 1227.Open religionstars.com (opens in a new tab)
2 · Answer check returns No
G
1 · Guesser guessesNot counted
Genghis Khan
Founder and Great Khan of the Mongol Empire, ruler of vast territories including Persia (modern Iran) in the early 13th century.
Validator rationale The proposed identity names Genghis Khan, exactly matching the trusted subject.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Founder and Great Khan of the Mongol Empire, ruler of vast territories including Persia (modern Iran) in the early 13th century.","name":"Genghis Khan","question":null}} 2 · Validator returns Yes