Triple

T25550639
Position Surface form Disambiguated ID Type / Status
Subject Beacon station (Metro-North Railroad) E640428 entity
Predicate openedAsMetroNorthStation P64668 FINISHED
Object 1983 LITERAL FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's LITERAL 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: 1983 | Statement: [Beacon station (Metro-North Railroad), openedAsMetroNorthStation, 1983]

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.

PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: openedAsMetroNorthStation
Context triple: [Beacon station (Metro-North Railroad), openedAsMetroNorthStation, 1983]
  • A. openedAsMetroNorthService chosen
    Indicates that a transportation facility or line began operation specifically as part of the Metro-North Railroad service.
  • B. openedAsNYCSubwayStation
    Indicates that an entity began operation specifically as a New York City Subway station at the time it opened.
  • C. openedAsMBTAStation
    Indicates that an entity began operation specifically as an MBTA station at a particular time.
  • D. openedAsPartOfNJTransit
    Indicates that the subject entity was opened specifically as a component or facility of the NJ Transit system.
  • E. openedAsSubway
    Indicates that a transportation facility or line originally began operation specifically as a subway service.
  • F. None of above.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69e75dc101a881909fd33b02174e9768 elicitation completed
NER batch_69f6352fdb788190b9bad30243690743 ner completed
PD batch_69f63182f1408190bddc1214fcbd6145 pd completed
Created at: April 21, 2026, 3:36 p.m.