Triple

T8003684
Position Surface form Disambiguated ID Type / Status
Subject Harlem–125th Street station E186312 entity
Predicate servesLine P839 FINISHED
Object Harlem Line E67786 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Harlem Line | Statement: [Harlem–125th Street station, servesLine, Harlem Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Harlem Line
Context triple: [Harlem–125th Street station, servesLine, Harlem Line]
  • A. Harlem Line chosen
    The Harlem Line is a major commuter rail line in New York State operated by Metro-North Railroad, running from Manhattan north through the Bronx and into suburban communities in Westchester, Putnam, and Dutchess counties.
  • B. Hudson Line
    The Hudson Line is a major passenger rail route running along the east bank of the Hudson River in New York, serving both commuter and intercity trains between New York City and points upstate.
  • C. Fulton Street Line
    The Fulton Street Line is a major New York City Subway corridor in Brooklyn and Manhattan that carries IND services such as the A and C trains along Fulton Street.
  • D. Silver Line
    The Silver Line is a heritage streetcar route within the San Diego Trolley system that operates vintage vehicles primarily for downtown circulator service.
  • E. Silver Line
    The Silver Line is a rapid transit route in the Washington Metro system that serves northern Virginia suburbs, including Tysons and Reston, and connects them to Washington, D.C.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ca82aaaf24819084b94d18f699ba53 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3cf443e48190ac9e83343ff4019e completed March 31, 2026, 3:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc63bf5efc8190aa5cdc6707adbf71 completed April 1, 2026, 12:15 a.m.
Created at: March 30, 2026, 5:18 p.m.