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.
- Questions
- 10
- Outcome
- Solved
- Format errors
- Errors found View one example
- Duration
- 1m 46s
- Round cost
- $0.0265 All 11 turns
Format warning
The model sent replies in the wrong format.
The Guesser sent 1 invalid reply. Each one before the question limit used up a counted turn. The model was only reminded of the required format; it was never told whether its question or guess was correct.
- Valid format
- 90.9%
- Format errors
- 1
- Turns used by format errors
- 1
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":"mythological_figure","event":"BEGIN","variation_token":"AMZAISLM"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
2 of 9 answers in this round reuse an earlier, fully checked answer with its original evidence. No new search or check ran for those turns.
Q1
1 · Guesser reply rejectedTurn counted
Reply in the wrong format.
Invalid action · fixed format reminder sent
Why this reply was rejectedInvalid action · turn 1
The reply was JSON, but it matched neither the ASK nor the GUESS format.
- Recorded type
invalid_action- Turn
- 1
- Counted
- Yes · question 1
- Feedback
- FORMAT_ERROR
{"action":"ASK","question":"Is this figure from Greek or Roman mythology?"}{"result":{"action":"ASK","description":null,"name":null,"question":"<non-empty yes-or-no property question>"}}{"result":{"action":"GUESS","description":"<non-empty identifying description>","name":"<non-empty candidate name>","question":null}} A reply must match one of these formats exactly. Text fields in use must not be empty; unused fields must be JSON null.
2 · System responseFORMAT
Q2
1 · Guesser asks
Is this figure from Greek mythology?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this figure from Greek mythology?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
In Greek mythology Achilles was the strongest warrior and hero in the Greek army during the Trojan War. He was the son of Peleus, king of the Myrmidons, and Thetis, a sea nymph.Open britannica.com (opens in a new tab)
The warrior Achilles is one of the great heroes of Greek mythology.Open history.com (opens in a new tab)
2 · Answer check returns Yes
Q3
1 · Guesser asks
Is this figure a deity?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this figure a deity?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
In Greek mythology Achilles was the strongest warrior and hero in the Greek army during the Trojan War. He was the son of Peleus, king of the Myrmidons, and Thetis, a sea nymph.
Open britannica.com (opens in a new tab)Source summary (model-reported)
In the Greek epic tradition, a formidable warrior, the most fearless Greek fighter of the Trojan War and the hero of Homer's Iliad. ... Like many mythological heroes, Achilles was part human and part supernatural being. His parents were Peleus ... and a sea nymph named Thetis.
Open encyclopedia.com (opens in a new tab) 2 · Answer check returns No
Q4
1 · Guesser asks
Is this figure a human (or partly human hero), rather than a creature or monster?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this figure a human (or partly human hero), rather than a creature or monster?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
In Greek mythology Achilles was the strongest warrior and hero in the Greek army during the Trojan War. He was the son of Peleus, king of the Myrmidons, and Thetis, a sea nymph.Open britannica.com (opens in a new tab)
Like many mythological heroes, Achilles was part human and part supernatural being. His parents were Peleus, a king of Thessaly in northern Greece, and a sea nymph named Thetis.Open encyclopedia.com (opens in a new tab)
2 · Answer check returns Yes
Q5
1 · Guesser asks
Is this figure male?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this figure male?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Achilles ... was one of the most important warriors in Greek mythology ... His parents were Peleus ... and a sea nymph named Thetis. ... his behavior was also shaped by ... qualities that the ancient Greeks prized as manly virtues.
Open encyclopedia.com (opens in a new tab)Source summary (model-reported)
Achilles, in Greek mythology, son of the mortal Peleus, king of the Myrmidons, and the Nereid, or sea nymph, Thetis. Achilles was the bravest, handsomest, and greatest warrior of the army of Agamemnon in the Trojan War.
Open britannica.com (opens in a new tab) 2 · Answer check returns Yes
Q6
1 · Guesser asks
Did this figure complete famous labors or quests as a central part of his myth?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this figure complete famous labors or quests as a central part of his myth?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Achilles was ... the greatest warrior of the army of Agamemnon in the Trojan War. Homer’s Iliad centers on Achilles’ quarrel with Agamemnon toward the end of the war and subsequent events, ending with the death of the Trojan hero Hector. Achilles was considered a hero because he was the most successful soldier in the Greek army during the Trojan War.
Open britannica.com (opens in a new tab)In the Iliad, he is presented as the commander of the mythical tribe of the Myrmidons. Achilles's most notable feat during the Trojan War was the slaying of the Trojan prince Hector outside the gates of Troy.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q7
1 · Guesser asks
Is this figure strongly associated with the Trojan War?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this figure strongly associated with the Trojan War?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Achilles was considered a hero because he was the most successful soldier in the Greek army during the Trojan War. ... Homer’s Iliad centers on Achilles’ quarrel with Agamemnon toward the end of the war and subsequent events.Open britannica.com (opens in a new tab)
In the Iliad, Achilles is presented as the commander of the mythical tribe of the Myrmidons. Achilles's most notable feat during the Trojan War was the slaying of the Trojan prince Hector outside the gates of Troy.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns Yes
Q8
1 · Guesser asks
Did this figure fight on the Trojan (defending) side of the war?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Did this figure fight on the Trojan (defending) side of the war?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Britannica identifies Achilles as the most successful soldier in the Greek army during the Trojan War and as the strongest warrior and hero in the Greek army.
Open britannica.com (opens in a new tab)Source summary (model-reported)
The source states that Achilles became part of the Achaean (Greek) forces during the Trojan War and describes him as fighting on the Greek (Achaean) side.
Open thoughtco.com (opens in a new tab)Source summary (model-reported)
Britannica describes the Trojan War as a conflict between the early Greeks and the people of Troy, with Agamemnon assembling a Greek army to defeat Troy.
Open britannica.com (opens in a new tab) 2 · Answer check returns No
Q9
1 · Guesser asks
Is this figure best known for cleverness and cunning rather than physical strength in battle?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this figure best known for cleverness and cunning rather than physical strength in battle?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Achilles was considered a hero because he was the most successful soldier in the Greek army during the Trojan War... Achilles was the bravest, handsomest, and greatest warrior of the army of Agamemnon in the Trojan War.
Open britannica.com (opens in a new tab)Source summary (model-reported)
The warrior Achilles is one of the great heroes of Greek mythology. According to legend, Achilles was extraordinarily strong, courageous and loyal... Achilles... has met with great success—in fact, he is undefeated in battle.
Open history.com (opens in a new tab) 2 · Answer check returns No
Q10
1 · Guesser asks
Is this figure famous for near-invincibility with one weak point on his body?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is this figure famous for near-invincibility with one weak point on his body?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
According to post-Homeric myths, Achilles was physically invulnerable... The term Achilles heel references a vulnerability or weakness. It is rooted in the myth of Achilles’ mother dipping him in the River Styx, making his entire body invulnerable except for the part of his foot where she held him—the proverbial Achilles heel.
Open britannica.com (opens in a new tab)Source summary (model-reported)
In Greek mythology, Achilles was the greatest warrior of the Greek army in the Trojan War. ... Achilles had only one weakness: the heel Thetis held while she dipped him in the river. ... The legend of Achilles appears in Homer’s Iliad and elsewhere and often varies as to the details of his story.
Open britannica.com (opens in a new tab) 2 · Answer check returns Yes
G
1 · Guesser guessesNot counted
Achilles
Greek hero of the Trojan War, invulnerable except for his heel
Validator rationale The proposal identifies Achilles, the specified Greek mythological hero of the Trojan War; the added heel-invulnerability detail is compatible.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"Greek hero of the Trojan War, invulnerable except for his heel","name":"Achilles","question":null}} 2 · Validator returns Yes