Triple

T7525956
Position Surface form Disambiguated ID Type / Status
Subject ESO Directorate of Operations E177891 entity
Predicate operatesIn P82 FINISHED
Object VISTA telescope E180928 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: VISTA telescope | Statement: [ESO Directorate of Operations, operatesIn, VISTA 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: VISTA telescope
Context triple: [ESO Directorate of Operations, operatesIn, VISTA telescope]
  • A. VISTA telescope chosen
    The VISTA telescope is a 4.1-meter wide-field survey telescope in Chile designed primarily for large-scale near-infrared sky surveys.
  • B. Baade Telescope
    The Baade Telescope is one of the twin 6.5-meter Magellan optical telescopes used for cutting-edge astronomical research in Chile.
  • C. Magellan Clay Telescope
    The Magellan Clay Telescope is one of the twin 6.5-meter Magellan telescopes at Las Campanas Observatory in Chile, used for cutting-edge optical and infrared astronomical research.
  • D. Pan-STARRS 1 telescope
    The Pan-STARRS 1 telescope is a wide-field survey instrument located at Haleakalā Observatory in Hawaii, designed to systematically scan the sky for astronomical objects such as asteroids, comets, variable stars, and distant galaxies.
  • E. VLT Survey Telescope
    The VLT Survey Telescope is a wide-field optical survey telescope in Chile designed to conduct large-scale imaging of the southern sky for the European Southern Observatory.
  • 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_69c69f29bf3081909a146aec7755f185 elicitation completed
NER batch_69c6f7c7ac5c8190bbf9befdff791de0 ner completed
NED1 batch_69c84635feb881908930bf355ac56a47 ned_source_triple completed
Created at: March 27, 2026, 3:46 p.m.