Triple

T17037632
Position Surface form Disambiguated ID Type / Status
Subject Acanthodii E413361 entity
Predicate notableGenus P12304 FINISHED
Object Acanthodes
Acanthodes is an extinct genus of small, spiny-finned jawed fishes known from the Paleozoic era and often studied as a key representative of early vertebrate evolution.
 E1247486 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Acanthodes | Statement: [Acanthodii, notableGenus, Acanthodes]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Acanthodes
Context triple: [Acanthodii, notableGenus, Acanthodes]
  • A. Acanthodii
    Acanthodii are an extinct class of early jawed fishes, often called "spiny sharks," that played a key role in the evolution of vertebrate jaws and fins.
  • B. Petalichthys
    Petalichthys is a genus of needlefish, a group of slender, elongated marine fishes known for their long jaws and surface-dwelling habits.
  • C. Allodontichthys
    Allodontichthys is a genus of small freshwater fishes in the family Cyprinodontidae, known for inhabiting streams and rivers in Mexico.
  • D. Aorichthys
    Aorichthys is a genus of bagrid catfishes known from freshwater habitats in parts of Asia.
  • E. Cairnsichthys
    Cairnsichthys is a small genus of rainbowfish native to freshwater habitats in northeastern Australia.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Acanthodes
Target entity description: Acanthodes is an extinct genus of small, spiny-finned jawed fishes known from the Paleozoic era and often studied as a key representative of early vertebrate evolution.
  • A. Acanthodii
    Acanthodii are an extinct class of early jawed fishes, often called "spiny sharks," that played a key role in the evolution of vertebrate jaws and fins.
  • B. Petalichthys
    Petalichthys is a genus of needlefish, a group of slender, elongated marine fishes known for their long jaws and surface-dwelling habits.
  • C. Allodontichthys
    Allodontichthys is a genus of small freshwater fishes in the family Cyprinodontidae, known for inhabiting streams and rivers in Mexico.
  • D. Aorichthys
    Aorichthys is a genus of bagrid catfishes known from freshwater habitats in parts of Asia.
  • E. Cairnsichthys
    Cairnsichthys is a small genus of rainbowfish native to freshwater habitats in northeastern Australia.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Acanthodes
Triple: [Acanthodii, notableGenus, Acanthodes]
Generated description
Acanthodes is an extinct genus of small, spiny-finned jawed fishes known from the Paleozoic era and often studied as a key representative of early vertebrate evolution.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d886cd18288190b006abab23f811b7 elicitation completed
NER batch_69e3d8f38b58819093af4054c3459726 ner completed
NED1 batch_6a012338a95c8190951db96209edb61a ned_source_triple completed
NED2 batch_6a0124e389908190b2ee3121be2c9383 ned_description completed
NEDg batch_6a01241510048190ae1c459873f8a587 nedg completed
Created at: April 10, 2026, 5:33 a.m.