Triple

T17394389
Position Surface form Disambiguated ID Type / Status
Subject Beacon Hill station E422912 entity
Predicate line P1293 FINISHED
Object 1 Line 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: 1 Line | Statement: [Beacon Hill station, line, 1 Line]

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: 1 Line
Context triple: [Beacon Hill station, line, 1 Line]
  • A. 1 Line chosen
    The 1 Line is a light rail route in the Seattle metropolitan area that forms the core north–south spine of Sound Transit's Link light rail system.
  • B. Line 1
    Line 1 is a primary rapid transit route of the Shijiazhuang Metro system in Shijiazhuang, China, serving key urban areas along an east–west corridor.
  • C. Line 1
    Line 1 is one of the main east–west rapid transit lines of the Beijing Subway, serving as a core corridor through central Beijing.
  • D. Line 1
    Line 1 is a major rapid transit line of the Guangzhou Metro system in Guangzhou, China, serving as one of the city's primary east–west corridors.
  • E. Line 1
    Line 1 is the first rapid transit line of the Santo Domingo Metro system, serving as a major north–south corridor through the Dominican Republic’s capital.
  • 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_69d889d710288190bf0f4762801fefae elicitation completed
NER batch_69e43abbd84881908af91bb7c9784026 ner completed
Created at: April 10, 2026, 5:45 a.m.