Triple

T22057882
Position Surface form Disambiguated ID Type / Status
Subject Christmas Tree Cluster E545069 entity
Predicate partOf P40 FINISHED
Object NGC 2264 star-forming region NE NERFINISHED

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: NGC 2264 star-forming region | Statement: [Christmas Tree Cluster, partOf, NGC 2264 star-forming region]

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: NGC 2264 star-forming region
Context triple: [Christmas Tree Cluster, partOf, NGC 2264 star-forming region]
  • A. NGC 2264 chosen
    NGC 2264 is a prominent star-forming region in the constellation Monoceros that includes the Cone Nebula and the Christmas Tree Cluster.
  • B. NGC 2324
    NGC 2324 is an open star cluster located in the constellation Monoceros.
  • C. NGC 1333
    NGC 1333 is a nearby, active star-forming nebula rich in young stellar objects and reflection nebulosity, located in the Perseus constellation.
  • D. NGC 2254
    NGC 2254 is an open star cluster located in the constellation Monoceros.
  • E. NGC 2261
    NGC 2261, also known as Hubble's Variable Nebula, is a small, fan-shaped reflection nebula in the constellation Monoceros whose appearance changes over time due to variations in its illuminating star.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e11e3377c48190890c17407b9527d6 elicitation completed
NER batch_69f1285959f48190b89527b3f9e7ab11 ner completed
Created at: April 16, 2026, 8:27 p.m.