Triple

T16357616
Position Surface form Disambiguated ID Type / Status
Subject GRACES E397222 entity
Predicate hostTelescope P17037 FINISHED
Object CFHT 3.6 m telescope 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: CFHT 3.6 m telescope | Statement: [GRACES, hostTelescope, CFHT 3.6 m telescope]

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: CFHT 3.6 m telescope
Context triple: [GRACES, hostTelescope, CFHT 3.6 m telescope]
  • 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. Víctor M. Blanco 4-meter Telescope
    The Víctor M. Blanco 4-meter Telescope is a prominent optical telescope in Chile widely used for deep-sky surveys and cosmological research.
  • C. SMARTS 1.3-meter Telescope
    The SMARTS 1.3-meter Telescope is a small optical telescope used for a wide range of astronomical observations as part of the SMARTS consortium’s facilities in Chile.
  • D. ESO 3.6 m Telescope
    The ESO 3.6 m Telescope is a major optical telescope operated by the European Southern Observatory in Chile, known for hosting the HARPS spectrograph used in exoplanet discovery.
  • E. du Pont Telescope
    The du Pont Telescope is a 2.5-meter optical telescope at Chile’s Las Campanas Observatory used for a wide range of astronomical imaging and spectroscopic research.
  • 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_6a002dbaacd88190b2c90c5be2832307 ned_source_triple completed
Created at: April 10, 2026, 5:07 a.m.