Triple

T12987776
Position Surface form Disambiguated ID Type / Status
Subject Luna 17 E321813 entity
Predicate landingSite P2462 FINISHED
Object Mare Imbrium E247684 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: Mare Imbrium | Statement: [Luna 17, landingSite, Mare Imbrium]

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: Mare Imbrium
Context triple: [Luna 17, landingSite, Mare Imbrium]
  • A. Mare Imbrium chosen
    Mare Imbrium is a vast, dark lunar mare formed by ancient volcanic activity, prominent on the Moon’s near side and notable as the landing site of several Apollo missions.
  • B. Mare Serenitatis
    Mare Serenitatis is a large lunar mare, or basaltic plain, on the Moon’s near side, easily visible from Earth as a dark, circular feature formed by ancient volcanic activity.
  • C. Mare Nectaris
    Mare Nectaris is a small, circular lunar mare formed by an ancient impact basin on the Moon’s near side, known for its smooth basaltic plains and role in mapping the Moon’s geological history.
  • D. Mare Crisium
    Mare Crisium is a prominent, isolated lunar mare on the Moon’s near side, easily visible from Earth as a dark, circular basaltic plain.
  • E. Mare Nubium
    Mare Nubium is a large lunar mare located in the Moon’s southern near side, characterized by its dark basaltic plains formed from ancient volcanic activity.
  • 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_69d8076479b8819090afce3591939cdf elicitation completed
NER batch_69d97e5f47ec8190b39107bc016f9824 ner completed
NED1 batch_69f6b8f942588190b69a3067d5145182 ned_source_triple completed
Created at: April 9, 2026, 8:41 p.m.