Triple

T16357623
Position Surface form Disambiguated ID Type / Status
Subject GRACES E397222 entity
Predicate operatedBy P86 FINISHED
Object Canada-France-Hawaii Telescope Corporation E99069 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: Canada-France-Hawaii Telescope Corporation | Statement: [GRACES, operatedBy, Canada-France-Hawaii Telescope Corporation]

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: Canada-France-Hawaii Telescope Corporation
Context triple: [GRACES, operatedBy, Canada-France-Hawaii Telescope Corporation]
  • A. Canada–France–Hawaii Telescope chosen
    The Canada–France–Hawaii Telescope is a 3.6-meter optical and infrared telescope on Mauna Kea in Hawaii, operated collaboratively by Canada, France, and the University of Hawaii for astronomical research.
  • B. Canada–France–Hawaii Telescope Board of Directors
    The Canada–France–Hawaii Telescope Board of Directors is the international governing body that oversees the strategic direction, management, and scientific mission of the Canada–France–Hawaii Telescope observatory.
  • C. Gemini Observatory
    Gemini Observatory is an international astronomical research facility operating twin 8.1-meter telescopes in Hawaii and Chile to provide comprehensive coverage of both the northern and southern skies.
  • D. Carnegie Observatories
    Carnegie Observatories is a major astronomical research institution known for operating world-class telescopes and conducting cutting-edge studies of the universe.
  • E. European Southern Observatory
    The European Southern Observatory is an intergovernmental astronomy organization that designs, builds, and operates some of the world’s most advanced ground-based telescopes in the southern hemisphere.
  • 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_69d87f2778dc8190aa95c7572db127e6 elicitation completed
NER batch_69e2fad0b1948190a66ec7d2a310cc83 ner completed
NED1 batch_6a003c50763881908b115953961efef9 ned_source_triple completed
Created at: April 10, 2026, 5:07 a.m.