Triple

T8624179
Position Surface form Disambiguated ID Type / Status
Subject Gagarin G E204242 entity
Predicate isSmallerThan P1758 FINISHED
Object Gagarin (crater) E40644 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: Gagarin (crater) | Statement: [Gagarin G, isSmallerThan, Gagarin (crater)]

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: Gagarin (crater)
Context triple: [Gagarin G, isSmallerThan, Gagarin (crater)]
  • A. Gagarin crater system
    The Gagarin crater system is a large, complex impact structure on the Moon composed of the main Gagarin crater and its associated satellite craters.
  • B. Chaplygin crater
    Chaplygin crater is an impact crater on the Moon’s far side, notable for its heavily eroded rim and location near the large walled plain Gagarin.
  • C. Gagarin crater on the Moon chosen
    Gagarin crater on the Moon is a large lunar impact crater on the Moon’s far side named in honor of Soviet cosmonaut Yuri Gagarin, the first human in space.
  • D. Gagarin (walled plain)
    Gagarin (walled plain) is a large lunar impact feature on the Moon’s far side, named after Soviet cosmonaut Yuri Gagarin.
  • E. Vernadsky crater
    Vernadsky crater is a lunar impact crater named in honor of Russian-Ukrainian mineralogist and geochemist Vladimir Vernadsky.
  • 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_69ca834a4ea0819094970dceb9e389f3 elicitation completed
NER batch_69cc4728360c8190b5e600596cbced0c ner completed
NED1 batch_69cf6eb505e08190af7403d488736719 ned_source_triple completed
Created at: March 30, 2026, 6:26 p.m.