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
- 25
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 13m 52s
- Round cost
- $0.2007 All 26 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":"AMZAISLM"}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 alive today?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the person alive today?"}}Oracle evidence2 model-reported sources
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)
On August 18, 1227 ... Genghis Khan died.Open history.com (opens in a new tab)
2 · Answer check returns No
Q2
1 · Guesser asks
Was the person born in Europe?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person born in Europe?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan ... (born 1162, near Lake Baikal, Mongolia)Open britannica.com (opens in a new tab)
Mongolia is a landlocked country in north-central Asia.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q3
1 · Guesser asks
Was the person primarily known for contributions in science?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person primarily known for contributions in science?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan, the warrior who founded the Mongol EmpireOpen livescience.com (opens in a new tab)
Organization, discipline, mobility, and ruthlessness of purpose were the fundamental factors in his military successes.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q4
1 · Guesser asks
Was the person primarily known for politics or government service?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person primarily known for politics or government service?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan - Mongol Empire, Conqueror, WarriorOpen britannica.com (opens in a new tab)
Genghis Khan was a conqueror who brought together the wandering peoples of central Asia.Open kids.britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q5
1 · Guesser asks
Did the person serve as a president or prime minister?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the person serve as a president or prime minister?"}}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
Q6
1 · Guesser asks
Was the person a monarch (king, queen, emperor, or empress)?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Was the person a monarch (king, queen, emperor, or empress)?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
khan, historically, the ruler or monarch of a Mongol tribe (ulus).Open britannica.com (opens in a new tab)
Title / Office | khan (1206-1227), Mongol empireOpen britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q7
1 · Guesser asks
Did the monarch rule in Asia?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the monarch rule in Asia?"}}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)
In 1206 Genghis Khan was elected head of the All the Mongols league... Between 1206 and 1227... the Mongols conquered a dominion that stretched from theOpen kids.britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q8
1 · Guesser asks
Did the monarch rule in East Asia?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the monarch rule in East Asia?"}}Oracle evidence1 model-reported source
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. 1206 - 1368 The Mongol Empire rules in Central and East Asia.Open worldhistory.org (opens in a new tab)
2 · Answer check returns Yes
Q9
1 · Guesser asks
Did the monarch rule in Japan?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the monarch rule in Japan?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Died | August 18, 1227; Title / Office | khan (1206-1227), Mongol empireOpen britannica.com (opens in a new tab)
Kublai Khan ... attempted to invade Japan twice ... The first assault, in 1274Open historyextra.com (opens in a new tab)
2 · Answer check returns No
Q10
1 · Guesser asks
Did the monarch's realm include Korea?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the monarch's realm include Korea?"}}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’s successor Ögödei ... intensified Mongol pressure ... Korea was occupied in 1231Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q11
1 · Guesser asks
Did the monarch rule over China?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the monarch rule over China?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
On his march of conquest Genghis Khan overran North China from 1208 to 1215.Open kids.britannica.com (opens in a new tab)
Genghis Khan ... completed a successful campaign in 1215 with the capture of Beijing. At the time of his death in 1227, his armies controlled a land mass reaching from Beijing to the Caspian Sea.Open chronicle.uchicago.edu (opens in a new tab)
2 · Answer check returns Yes
Q12
1 · Guesser guesses
Qin Shi Huang
First emperor of a unified China and 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 a unified China and founder of the Qin Dynasty.","name":"Qin Shi Huang","question":null}} 2 · Validator returns No
Q13
1 · Guesser asks
Did the emperor belong to the Han Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor belong to the Han Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan (born 1162—died 1227), Mongolian warrior-ruler ... creating the basis for one of theOpen britannica.com (opens in a new tab)
Han dynasty ... (206 bce–220 ce)Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q14
1 · Guesser asks
Did the emperor belong to the Ming Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor belong to the Ming Dynasty?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Died August 18, 1227; Title / Office: khan (1206–1227), Mongol empire.Open britannica.com (opens in a new tab)
Ming dynasty ... lasted from 1368 to 1644.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q15
1 · Guesser asks
Did the emperor belong to the Song Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor belong to the Song Dynasty?"}}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 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 No
Q16
1 · Guesser asks
Did the emperor belong to the Yuan Dynasty?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor belong to the Yuan Dynasty?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan, or Yuan Taizu, was the first emperor of the Yuan Dynasty (1271-1368).Open en.chinaculture.org (opens in a new tab)
2 · Answer check returns Yes
Q17
1 · Guesser guesses
Kublai Khan
Founder and first emperor of the Yuan Dynasty; grandson of Genghis Khan.
Validator rationale Kublai Khan was a different person from Genghis Khan, despite being his grandson.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Founder and first emperor of the Yuan Dynasty; grandson of Genghis Khan.","name":"Kublai Khan","question":null}} 2 · Validator returns No
Q18
1 · Guesser asks
Did the emperor's personal name begin with the letter 'A'?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor's personal name begin with the letter 'A'?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Various dates are given for the birth of Temüjin (or Temuchin), as Genghis Khan was named.Open britannica.com (opens in a new tab)
2 · Answer check returns No
Q19
1 · Guesser asks
Did the emperor's personal name begin with the letter 'T'?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor's personal name begin with the letter 'T'?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
His name at first was Temüjin.Open kids.britannica.com (opens in a new tab)
2 · Answer check returns Yes
Q20
1 · Guesser guesses
Temür Khan (Kublai Khan)
Yuan Dynasty emperor; personal name Temür; grandson of Genghis Khan; commonly known as Kublai Khan.
Validator rationale The proposal identifies Temür Khan/Kublai Khan, a different Yuan emperor, not Genghis Khan.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Yuan Dynasty emperor; personal name Temür; grandson of Genghis Khan; commonly known as Kublai Khan.","name":"Temür Khan (Kublai Khan)","question":null}} 2 · Validator returns No
Q21
1 · Guesser asks
Did the emperor's personal name begin with the letter 'Z'?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor's personal name begin with the letter 'Z'?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
His name at first was Temüjin.Open kids.britannica.com (opens in a new tab)
He was ... given the name Temüjin.Open historyfacts.com (opens in a new tab)
2 · Answer check returns No
Q22
1 · Guesser asks
Did the emperor's reign end before the year 1300?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor's reign end before the year 1300?"}}Oracle evidence1 model-reported source
The Oracle reported these excerpts and URLs. They are not independently checked.
Genghis Khan ruled between 1206 and 1227.Open pressbooks.ccconline.org (opens in a new tab)
2 · Answer check returns Yes
Q23
1 · Guesser guesses
Ögedei Khan
Second Khagan of the Mongol Empire and second emperor; reigned 1229–1241; son of Genghis Khan; oversaw major expansions of Mongol rule.
Validator rationale The proposal identifies Ögedei Khan, while the trusted subject is Genghis Khan; they are distinct Mongol rulers.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Second Khagan of the Mongol Empire and second emperor; reigned 1229–1241; son of Genghis Khan; oversaw major expansions of Mongol rule.","name":"Ögedei Khan","question":null}} 2 · Validator returns No
Q24
1 · Guesser asks
Did the emperor's reign begin in the year 1294?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor's reign begin in the year 1294?"}}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
Q25
1 · Guesser asks
Did the emperor's reign begin before the year 1260?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did the emperor's reign begin before the year 1260?"}}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 ruled between 1206 and 1227Open pressbooks.ccconline.org (opens in a new tab)
2 · Answer check returns Yes
G
1 · Guesser guessesNot counted
Genghis Khan
Founder of the Mongol Empire; united the Mongol tribes and established the Mongol Empire; reigned 1206–1227.
Validator rationale The proposed identity names Genghis Khan and the description matches the trusted subject.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Founder of the Mongol Empire; united the Mongol tribes and established the Mongol Empire; reigned 1206–1227.","name":"Genghis Khan","question":null}} 2 · Validator returns Yes