Triple

T6393196
Position Surface form Disambiguated ID Type / Status
Subject Iapetus E143877 entity
Predicate namedAfter P63 FINISHED
Object Iapetus (Titan from Greek mythology) E4626 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: Iapetus (Titan from Greek mythology) | Statement: [Iapetus, namedAfter, Iapetus (Titan from Greek mythology)]

Disambiguation candidates (1 decision)

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: Iapetus (Titan from Greek mythology)
Context triple: [Iapetus, namedAfter, Iapetus (Titan from Greek mythology)]
  • A. Iapetus chosen
    Iapetus is a Titan from Greek mythology, often associated with mortality and craftsmanship and known as the father of Prometheus, Epimetheus, Atlas, and Menoetius.
  • B. Iapetus
    Iapetus is a distinctive moon of Saturn known for its striking two-tone coloration and unusually large equatorial ridge.
  • C. Tethys
    Tethys is a Titaness in Greek mythology, traditionally regarded as a primordial sea goddess and wife of Oceanus.
  • D. Tethys
    Tethys is one of Saturn’s mid-sized icy moons, known for its bright, heavily cratered surface and massive Odysseus impact basin.
  • E. Mimas
    Mimas is a small, heavily cratered icy moon of Saturn best known for its large Herschel crater, which gives it a distinctive "Death Star"-like appearance.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c008db906c819096f3597d55d95432 elicitation completed
NER batch_69c0687f5c6c81909c835329c996b311 ner completed
NED1 batch_69c6388f42648190adbc2d1c1efa75a5 ned_source_triple completed
Created at: March 22, 2026, 4:34 p.m.