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
- 20
- Outcome
- Solved
- Format errors
- No errors
- Duration
- 5m 17s
- Round cost
- $0.0872 All 21 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":"thing","event":"BEGIN","variation_token":"BKXG3AZI"}Valid replies are shown in the required format. Rejected replies are shown separately, without provider or call IDs.
Q1
1 · Guesser asks
Is the subject naturally occurring rather than made or substantially modified by humans?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject naturally occurring rather than made or substantially modified by humans?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The typical orb weaver spider ... will build a planar orb web ... The spider starts by pulling silk from a gland with its fourth leg. ... It is produced in internal glands, moving from a soluble form to a hardened form and then spun into fiber by the spinnerets on the spider’s abdomen.
Open smithsonianmag.com (opens in a new tab)A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.Open en.wikipedia.org (opens in a new tab)
Spiders make their webs from silk, a natural fibre made of protein.Open nhm.ac.uk (opens in a new tab)
2 · Answer check returns Yes
Q2
1 · Guesser asks
Is the subject a living organism or a part of one?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a living organism or a part of one?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A spider web is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
A typical orb-weaver spider builds a planar orb web suspended by guy lines attached to leaves, twigs, rocks, telephone poles, or other surfaces. Spider silk is produced in internal glands and spun into fiber by the spinnerets.
Open smithsonianmag.com (opens in a new tab)Source summary (model-reported)
Spiders make their webs from silk, a natural fibre made of protein. Webs have different architectural types, including orb, sheet, tangle, funnel, lace, radial, and purse.
Open nhm.ac.uk (opens in a new tab) 2 · Answer check returns No
Q3
1 · Guesser asks
Is the subject a naturally occurring solid material or physical formation, rather than a liquid, gas, or transient phenomenon?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a naturally occurring solid material or physical formation, rather than a liquid, gas, or transient phenomenon?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey. Spider webs have existed for at least 100 million years...
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
Spider silk is a protein fibre or silk spun by spiders. Spiders use silk to make webs or other structures that function as adhesive traps to catch prey...
Open en.wikipedia.org (opens in a new tab)Source summary (model-reported)
Spider silk is stronger than steel by weight and is flexible enough to withstand wind and struggling prey. The four main types of spiderwebs are orb webs, sheet webs, tangle webs, and funnel webs.
Open britannica.com (opens in a new tab) 2 · Answer check returns Yes
Q4
1 · Guesser asks
Is the subject primarily a geological material or mineral, rather than a large landform such as a mountain, canyon, or cave?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject primarily a geological material or mineral, rather than a large landform such as a mountain, canyon, or cave?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.Open en.wikipedia.org (opens in a new tab)
Spiders make their webs from silk, a natural fibre made of protein.Open nhm.ac.uk (opens in a new tab)
2 · Answer check returns No
Q5
1 · Guesser asks
Is the subject a large-scale natural landform or geological feature, such as a mountain, canyon, cave, or island?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a large-scale natural landform or geological feature, such as a mountain, canyon, cave, or island?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
Cambridge Dictionary defines “spider's web” as “a structure like a net of sticky silk threads made by a spider for catching insects.”
Open dictionary.cambridge.org (opens in a new tab) 2 · Answer check returns No
Q6
1 · Guesser asks
Is the subject an extraterrestrial object or material, originating beyond Earth?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject an extraterrestrial object or material, originating beyond Earth?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.Open en.wikipedia.org (opens in a new tab)
Spiders make their webs from silk, a natural fibre made of protein.Open nhm.ac.uk (opens in a new tab)
Spiders can build their webs in space, as evidenced by a 1973 experiment aboard Skylab.Open earthsky.org (opens in a new tab)
2 · Answer check returns No
Q7
1 · Guesser asks
Is the subject composed primarily of frozen water, such as ice, snow, or hail?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject composed primarily of frozen water, such as ice, snow, or hail?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The review describes spiders spinning silks for construction of complex prey traps and discusses the protein fibers and constituent silk proteins that enable construction of spider webs.
Open pubs.rsc.org (opens in a new tab)Source summary (model-reported)
Spider silk belongs to the scleroprotein group of fibrous proteins and is made up of elongated filamentous chains of fibroin protein. The page also states that spiders use silk for building structures including webs.
Open ebi.ac.uk (opens in a new tab) 2 · Answer check returns No
Q8
1 · Guesser asks
Is the subject primarily composed of organic material produced by living organisms, such as wood, amber, or animal remains?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject primarily composed of organic material produced by living organisms, such as wood, amber, or animal remains?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The review describes spiders spinning silks that are used extra-corporally for construction of complex prey traps, and states that web-weaving spiders produce silks with distinct properties that allow construction of sophisticated spider webs.
Open pubs.rsc.org (opens in a new tab)Source summary (model-reported)
The 2024 study describes spider silk fibers as being produced by spiders and reports that the final fiber is formed from secretions containing multiple silk proteins.
Open pubmed.ncbi.nlm.nih.gov (opens in a new tab)Source summary (model-reported)
Spider silk is a protein fibre or silk spun by spiders. Spiders use silk to make webs or other structures.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns Yes
Q9
1 · Guesser asks
Is the subject the preserved remains or trace of an organism, such as a fossil, bone, shell, or fossilized imprint?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject the preserved remains or trace of an organism, such as a fossil, bone, shell, or fossilized imprint?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The record of the past activities of extinct organisms is preserved as trace fossils in sediment, rock, and wood. ... By studying modern and ancient traces, ichnologists use a comparative approach that looks at how traces are made and how they get preserved in the fossil record.
Open nps.gov (opens in a new tab)A trace fossil, also called an ichnofossil is a fossil record of biological activity by lifeforms, but not the preserved remains of the organism itself.Open en.wikipedia.org (opens in a new tab)
2 · Answer check returns No
Q10
1 · Guesser asks
Is the subject a plant-derived material, such as wood, resin, or peat?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a plant-derived material, such as wood, resin, or peat?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The review describes spider webs and their constituent silk proteins, stating that spiders spin silks that are extra-corporally used for construction of complex prey traps. It characterizes spider silk as proteinaceous and explains that web-weaving spiders use distinct silks to construct spider webs.
Open pubs.rsc.org (opens in a new tab)Source summary (model-reported)
Spider silk is a protein fibre or silk spun by spiders. Spiders use silk to make webs or other structures that function as adhesive traps to catch prey, among other purposes.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns No
Q11
1 · Guesser asks
Is the subject an animal-derived material or structure, such as wool, silk, shell, coral, or bone?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject an animal-derived material or structure, such as wool, silk, shell, coral, or bone?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
The source describes web-building as a spider pulling silk from a gland and using it to construct webs. It calls a web a defensive structure and states that spider silk is produced in internal glands and spun into fiber by the spider's spinnerets.
Open smithsonianmag.com (opens in a new tab)Source summary (model-reported)
The source states that spiders make their webs from silk, described as a natural protein fibre, and discusses the varied architectures of spider webs, including orb, sheet, tangle, funnel, lace, radial, and purse webs.
Open nhm.ac.uk (opens in a new tab)Source summary (model-reported)
The source describes web building as drawing silk from spinnerets and weaving strands into webs. It states that web-building spiders construct webs in forms including tube-, funnel-, sheet-, and orb-shaped webs.
Open britannica.com (opens in a new tab) 2 · Answer check returns Yes
Q12
1 · Guesser asks
Is the subject a hard, rigid structure produced by an animal, rather than a fibrous or soft material such as wool or silk?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a hard, rigid structure produced by an animal, rather than a fibrous or soft material such as wool or silk?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Spiders make their webs from silk, a natural fibre made of protein. Not only does spider silk combine the useful properties of high tensile strength and extensibility...Open nhm.ac.uk (opens in a new tab)
A spider web's ability to adapt to different levels of stress is the key to its remarkable stability... The key to this ability lies in the fact that the silk 'changes' as it is tugged at... leading to a stretching effect.Open wwwnews.live.bbc.co.uk (opens in a new tab)
2 · Answer check returns No
Q13
1 · Guesser asks
Is the subject produced by an insect or other arthropod, rather than by a vertebrate animal?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject produced by an insect or other arthropod, rather than by a vertebrate animal?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.Open en.wikipedia.org (opens in a new tab)
Spiders, along with scorpions, harvestmen, mites, ticks, and other ... organisms, belong to the Class Arachnida in the Phylum Arthropoda. Arachnids (Class Arachnida) are arthropods with eight legs. This distinguishes them from insects.Open gov.nt.ca (opens in a new tab)
2 · Answer check returns Yes
Q14
1 · Guesser asks
Is it produced by spiders or other arachnids rather than by insects?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it produced by spiders or other arachnids rather than by insects?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
While all spiders produce silk, only about half of the over 51,500 known species build webs to catch prey. ... those that do construct them in a variety of forms, including tube- and funnel-shaped webs, sheet webs, and elaborate orb-shaped webs.
Open britannica.com (opens in a new tab) 2 · Answer check returns Yes
Q15
1 · Guesser asks
Is it a fibrous secretion that spiders use to construct webs, egg sacs, or similar structures?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is it a fibrous secretion that spiders use to construct webs, egg sacs, or similar structures?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Spiders make their webs from silk, a natural fibre made of protein. ... Most spiders use silk to wrap their eggs.Open nhm.ac.uk (opens in a new tab)
Spider silk is made of connected protein chains ... It is produced in internal glands, moving from a soluble form to a hardened form and then spun into fiber by the spinnerets on the spider’s abdomen.Open smithsonianmag.com (opens in a new tab)
2 · Answer check returns No
Q16
1 · Guesser asks
Is the subject produced by scorpions, such as a scorpion’s venom or venom-related secretion, rather than by spiders?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject produced by scorpions, such as a scorpion’s venom or venom-related secretion, rather than by spiders?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets.Open en.wikipedia.org (opens in a new tab)
Spiders make their webs from silk, a natural fibre made of protein.Open nhm.ac.uk (opens in a new tab)
Source summary (model-reported)
A scorpion's venom system consists of a toxic secretion produced by specialised glands or cells, with the venom apparatus including the telson, which houses the venom gland.
Open biomedicalsciences.unimelb.edu.au (opens in a new tab) 2 · Answer check returns No
Q17
1 · Guesser asks
Is the subject a secretion or substance produced by ticks or mites?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a secretion or substance produced by ticks or mites?"}}Oracle evidence2 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A spider web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets.Open en.wikipedia.org (opens in a new tab)
Spider silk ... is produced in internal glands, moving from a soluble form to a hardened form and then spun into fiber by the spinnerets on the spider’s abdomen. Spiders ... use the silk for web-building.Open smithsonianmag.com (opens in a new tab)
2 · Answer check returns No
Q18
1 · Guesser asks
Is the subject a venom or venom-like defensive secretion produced by an arachnid?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a venom or venom-like defensive secretion produced by an arachnid?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
While all spiders produce silk, only about half of the over 51,500 known species build webs to catch prey. ... The four main types of spiderwebs are orb webs, sheet webs, tangle webs, and funnel webs. ... Many spiders inject venom into their prey to kill it quickly, whereas others first use silk wrappings to immobilize their victims.
Open britannica.com (opens in a new tab)Source summary (model-reported)
A spinneret is an organ found in spiders and caterpillars used to produce silk threads. These threads are made from a protein called fibroin, secreted by silk glands within the abdomen. The spinnerets ... force the liquid silk through spigots, where it solidifies into strong, elastic fibers upon exposure to air.
Open britannica.com (opens in a new tab)Source summary (model-reported)
Spider silk is a protein fibre or silk spun by spiders. Spiders use silk to make webs or other structures that function as adhesive traps to catch prey, to entangle and restrain prey before biting, to transmit tactile information, or as nests or cocoons to protect their offspring.
Open en.wikipedia.org (opens in a new tab) 2 · Answer check returns No
Q19
1 · Guesser asks
Is the subject a spider web or another silk-based structure made by a spider?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject a spider web or another silk-based structure made by a spider?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
Source summary (model-reported)
Cambridge Dictionary defines “spider’s web” as “a structure like a net of sticky silk threads made by a spider for catching insects.”
Open dictionary.cambridge.org (opens in a new tab)Source summary (model-reported)
The Natural History Museum states that spiders make their webs from silk, a natural fibre made of protein, and describes several types of web architecture.
Open nhm.ac.uk (opens in a new tab)Source summary (model-reported)
Britannica describes spider webs as silk structures and explains that web building involves drawing silk from spinnerets and weaving it into traps.
Open britannica.com (opens in a new tab) 2 · Answer check returns Yes
Q20
1 · Guesser asks
Is the subject primarily a web made by a spider to capture prey, rather than an egg sac or another silk structure?
Recorded Guesser outputRequired JSON format
{"result":{"action":"ASK","description":null,"name":null,"question":"Is the subject primarily a web made by a spider to capture prey, rather than an egg sac or another silk structure?"}}Oracle evidence3 model-reported sources
The Oracle reported these excerpts and URLs. They are not independently checked.
A spider web, spiderweb, spider's web, cobweb or even just web ... is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.Open en.wikipedia.org (opens in a new tab)
Source summary (model-reported)
Spiders use silk for many purposes, including web-building. View images of a variety of webs and other silk structures made by spiders. The page separately identifies silken retreats and egg sacs alongside different kinds of webs.
Open australian.museum (opens in a new tab)Source summary (model-reported)
While all spiders produce silk, only about half of the over 51,500 known species build webs to catch prey. The four main types of spiderwebs are orb webs, sheet webs, tangle webs, and funnel webs.
Open britannica.com (opens in a new tab) 2 · Answer check returns Yes
G
1 · Guesser guessesNot counted
spider web
A web spun by a spider, primarily to capture prey.
Validator rationale The proposal identifies a spider web, the assembled structure built by a spider from silk, and does not substitute the silk material, spider, or a body part.
Recorded Guesser outputRequired JSON format
{"result":{"action":"GUESS","description":"A web spun by a spider, primarily to capture prey.","name":"spider web","question":null}} 2 · Validator returns Yes