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
- 38
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 25m 45s
- Round cost
- $0.6331 All 39 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 this person alive today?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this person alive today?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
On August 18, 1227, while putting down a revolt in the kingdom of Xi Xia, Genghis Khan died.Open history.com (opens in a new tab)
2 · Answer check returns No
Q2
1 · Guesser asks
Is this person male?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this 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
Q3
1 · Guesser asks
Was this person born before 1900?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person born before 1900?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Chinggis (Genghis) Khan was born probably in 1167, though Mongol tradition has it that he was born in 1162.Open afe.easia.columbia.edu (opens in a new tab)
2 · Answer check returns Yes
Q4
1 · Guesser asks
Is this person primarily known for being a political leader or government figure?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this person primarily known for being a political leader or government figure?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Mongol leader Genghis Khan ... rose from humble beginnings to establish the largest land empire in history.Open history.com (opens in a new tab)
Genghis Khan ... first Great Khan or 'universal ruler' of the Mongol peoples.Open worldhistory.org (opens in a new tab)
2 · Answer check returns Yes
Q5
1 · Guesser asks
Was this person a head of state (e.g., king, president, prime minister)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person a head of state (e.g., king, president, prime minister)?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan was the first leader, or Khan, of the Mongol Empire, from 1206 CE–1227 CE.Open openwa.pressbooks.pub (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
Q6
1 · Guesser asks
Was this person born in the 19th century?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person born in the 19th century?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
date of birth 31 May 1162Open wikidata.org (opens in a new tab)
Chinggis (Genghis) Khan was born probably in 1167, though Mongol tradition has it that he was born in 1162.Open afe.easia.columbia.edu (opens in a new tab)
2 · Answer check returns No
Q7
1 · Guesser asks
Was this person a monarch (king, emperor, etc.)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person a monarch (king, emperor, etc.)?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan was a warrior and ruler of genius who ... brought all the nomadic tribes of Mongolia under the rule of himself and his family.Open britannica.com (opens in a new tab)
Genghis Khan ... Mongolian warrior-ruler who consolidated nomadic tribes into a unified Mongolia.Open britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q8
1 · Guesser asks
Did this person rule in Europe?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person rule in Europe?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan ruled between 1206 and 1227, expanding trade across Asia and into eastern Europe.Open pressbooks.ccconline.org (opens in a new tab)
2 · Answer check returns No
Q9
1 · Guesser asks
Did this person rule in Asia?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person rule in Asia?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
He conquered huge chunks of central Asia and China.Open history.com (opens in a new tab)
In his last years Genghis Khan extended his sway over northern China... his empire stretched from the Pacific to the Black Sea.Open historytoday.com (opens in a new tab)
2 · Answer check returns Yes
Q10
1 · Guesser asks
Did this person rule during the 18th century?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person rule during the 18th century?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan ... ruled from 1206 until his death in 1227.Open worldhistory.org (opens in a new tab)
2 · Answer check returns No
Q11
1 · Guesser asks
Was this person born in the 17th century or earlier?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person born in the 17th century or earlier?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Chinggis (Genghis) Khan was born probably in 1167, though Mongol tradition has it that he was born in 1162.Open afe.easia.columbia.edu (opens in a new tab)
2 · Answer check returns Yes
Q12
1 · Guesser asks
Did this person rule in the Indian subcontinent?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person rule in the Indian subcontinent?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan reached the banks of the Indus while pursuing Jalal-ad-Din Mangubarni; Iltutmish's refusal of asylum saved the Delhi Sultanate from a direct Mongol invasion.Open superkalam.com (opens in a new tab)
Genghis Khan made incursions into the Indian subcontinent when he chased Jalal al-Din all the way to the Indus river in 1221.Open byjus.com (opens in a new tab)
2 · Answer check returns No
Q13
1 · Guesser asks
Did this person rule in China?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person rule in China?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
In his last years Genghis Khan extended his sway over northern China.Open historytoday.com (opens in a new tab)
On his march of conquest Genghis Khan overran North China from 1208 to 1215.Open kids.britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q14
1 · Guesser asks
Was this person an emperor of the Ming Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person an emperor of the Ming Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
On August 18, 1227, ... Genghis Khan died.Open history.com (opens in a new tab)
Ming dynasty, (1368–1644) Chinese dynastyOpen britannica.com (opens in a new tab)
2 · Answer check returns No
Q15
1 · Guesser guesses
Qin Shi Huang
First Emperor of China, founder of the Qin Dynasty
Validator rationale The proposal identifies Qin Shi Huang, while the trusted subject is Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"First Emperor of China, founder of the Qin Dynasty","name":"Qin Shi Huang","question":null}} 2 · Validator returns No
Q16
1 · Guesser asks
Was this person an emperor of the Qing Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person an emperor of the Qing Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan died in August, 1227.Open en.chinaculture.org (opens in a new tab)
The Qing dynasty was established in 1636 by the Manchus.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q17
1 · Guesser asks
Was this person an emperor of the Tang Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person an emperor of the Tang Dynasty?"}}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)
The Tang (or T’ang) dynasty ruled China from 618 to 907.Open kids.britannica.com (opens in a new tab)
2 · Answer check returns No
Q18
1 · Guesser asks
Did this person rule during the Yuan Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person rule during the Yuan Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
On August 18, 1227 ... Genghis Khan died.Open history.com (opens in a new tab)
The Yuan dynasty in China (1271–1368) is part of Genghis Khan’s legacy through its founder, his grandson Khubilai Khan.Open metmuseum.org (opens in a new tab)
2 · Answer check returns No
Q19
1 · Guesser asks
Was this person an emperor of the Han Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person an emperor of the Han Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Mongol leader Genghis Khan (1162-1227) rose from humble beginnings to establish the largest land empire in history.Open history.com (opens in a new tab)
The Han dynasty ... [lasted] until 220, when the rule of a single empire was replaced by that of three.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q20
1 · Guesser asks
Was this person an emperor of the Song Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person an emperor of the Song Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan was a warrior and ruler who brought the nomadic tribes of Mongolia under his rule and created the basis of the Mongol Empire.Open britannica.com (opens in a new tab)
Kublai Khan ... was the first Mongol to rule over China when he conquered the Song Dynasty ... in 1279.Open history.com (opens in a new tab)
2 · Answer check returns No
Q21
1 · Guesser asks
Was this person an emperor of the Zhou Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person an emperor of the Zhou Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan ... (born 1162 ... died Aug. 18, 1227), Mongolian warrior-rulerOpen britannica.com (opens in a new tab)
the founder of the Zhou dynasty (1046–256 bc)Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q22
1 · Guesser asks
Was this person an emperor of the Sui Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person an emperor of the Sui Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
The dynasty was ruled by three emperors: Emperor Wen (Yang Jian), Emperor Yang (Yang Guang) ... and Emperor Gong (Yang You).Open berkshirepublishing.com (opens in a new tab)
Genghis Khan ... was the founder and first khan of the Mongol Empire.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q23
1 · Guesser asks
Was this person a ruler of the Shang Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person a ruler of the Shang Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Shang dynasty summary 1600–1046 bc.Open britannica.com (opens in a new tab)
Genghis Khan was a warrior and ruler ... who brought all the nomadic tribes of Mongolia under the rule of himself and his family.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q24
1 · Guesser asks
Did this person rule during the Jin Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person rule during the Jin Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
1206 - 1227 Reign of Genghis Khan as the ruler of the Mongol Empire.Open worldhistory.org (opens in a new tab)
the Jin (1115–1234) dynastiesOpen britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q25
1 · Guesser guesses
Emperor Wu of Jin
Founder and first emperor of the Jin Dynasty (265-420)
Validator rationale The proposal identifies Emperor Wu of Jin, a different historical person from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Founder and first emperor of the Jin Dynasty (265-420)","name":"Emperor Wu of Jin","question":null}} 2 · Validator returns No
Q26
1 · Guesser guesses
Emperor Taizu of Jin
Founder and first emperor of the Jurchen Jin Dynasty
Validator rationale The proposal identifies Emperor Taizu of Jin, a different historical figure from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Founder and first emperor of the Jurchen Jin Dynasty","name":"Emperor Taizu of Jin","question":null}} 2 · Validator returns No
Q27
1 · Guesser guesses
Emperor Hui of Jin
Second emperor of the Jin Dynasty, known for his intellectual disability and the War of the Eight Princes
Validator rationale The proposal identifies Emperor Hui of Jin, not Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Second emperor of the Jin Dynasty, known for his intellectual disability and the War of the Eight Princes","name":"Emperor Hui of Jin","question":null}} 2 · Validator returns No
Q28
1 · Guesser asks
Did this person rule during the 12th or 13th century?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this person rule during the 12th or 13th century?"}}Oracle evidence1 model-reported source
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)
2 · Answer check returns Yes
Q29
1 · Guesser guesses
Emperor Shizong of Jin
Emperor of the Jurchen Jin Dynasty who ruled from 1161 to 1189
Validator rationale The proposal identifies Emperor Shizong of Jin, a different historical person from Genghis Khan (Temüjin).
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Emperor of the Jurchen Jin Dynasty who ruled from 1161 to 1189","name":"Emperor Shizong of Jin","question":null}} 2 · Validator returns No
Q30
1 · Guesser guesses
Emperor Zhangzong of Jin
Emperor of the Jurchen Jin Dynasty who ruled from 1189 to 1208
Validator rationale The proposal identifies Emperor Zhangzong of Jin, a different historical person from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Emperor of the Jurchen Jin Dynasty who ruled from 1189 to 1208","name":"Emperor Zhangzong of Jin","question":null}} 2 · Validator returns No
Q31
1 · Guesser guesses
Emperor Taizong of Jin
Second emperor of the Jurchen Jin Dynasty, ruled from 1123 to 1135
Validator rationale The trusted subject is Genghis Khan, while the proposal identifies Emperor Taizong of Jin, a different historical person.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Second emperor of the Jurchen Jin Dynasty, ruled from 1123 to 1135","name":"Emperor Taizong of Jin","question":null}} 2 · Validator returns No
Q32
1 · Guesser guesses
Emperor Xizong of Jin
Third emperor of the Jurchen Jin Dynasty, ruled from 1135 to 1150
Validator rationale The trusted subject is Genghis Khan (Temüjin), while the proposal identifies Emperor Xizong of Jin, a different historical person.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Third emperor of the Jurchen Jin Dynasty, ruled from 1135 to 1150","name":"Emperor Xizong of Jin","question":null}} 2 · Validator returns No
Q33
1 · Guesser guesses
Emperor Aizong of Jin
Last emperor of the Jurchen Jin Dynasty, ruled from 1224 to 1234
Validator rationale The proposal identifies Emperor Aizong of Jin, a different historical person from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Last emperor of the Jurchen Jin Dynasty, ruled from 1224 to 1234","name":"Emperor Aizong of Jin","question":null}} 2 · Validator returns No
Q34
1 · Guesser guesses
Emperor Hailingwang of Jin
Emperor of the Jurchen Jin Dynasty who ruled from 1150 to 1161
Validator rationale The proposal identifies Emperor Hailingwang of Jin, a different historical person from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Emperor of the Jurchen Jin Dynasty who ruled from 1150 to 1161","name":"Emperor Hailingwang of Jin","question":null}} 2 · Validator returns No
Q35
1 · Guesser guesses
Emperor Xuanzong of Jin
Emperor of the Jurchen Jin Dynasty who ruled from 1213 to 1224
Validator rationale The proposal identifies Emperor Xuanzong of Jin, a different historical person from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Emperor of the Jurchen Jin Dynasty who ruled from 1213 to 1224","name":"Emperor Xuanzong of Jin","question":null}} 2 · Validator returns No
Q36
1 · Guesser guesses
Emperor Weishaowang of Jin
Emperor of the Jurchen Jin Dynasty who ruled from 1208 to 1213
Validator rationale The proposal identifies Emperor Weishaowang of Jin, a different historical person from Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Emperor of the Jurchen Jin Dynasty who ruled from 1208 to 1213","name":"Emperor Weishaowang of Jin","question":null}} 2 · Validator returns No
Q37
1 · Guesser guesses
Emperor Tianzuo of Liao
Last emperor of the Liao Dynasty, ruled 1101-1125 during the early Jin Dynasty period
Validator rationale The proposal identifies Emperor Tianzuo of Liao, whereas the trusted subject is Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Last emperor of the Liao Dynasty, ruled 1101-1125 during the early Jin Dynasty period","name":"Emperor Tianzuo of Liao","question":null}} 2 · Validator returns No
Q38
1 · Guesser asks
Was this person a Mongol ruler?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was this person a Mongol ruler?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan (aka Chinggis 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
G
1 · Guesser guessesNot counted
Genghis Khan
Mongol ruler and founder of the Mongol Empire, who reigned from 1206 to 1227
Validator rationale The proposed identity exactly matches Genghis Khan, the founder of the Mongol Empire.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Mongol ruler and founder of the Mongol Empire, who reigned from 1206 to 1227","name":"Genghis Khan","question":null}} 2 · Validator returns Yes