Triple

T18729239
Position Surface form Disambiguated ID Type / Status
Subject Forest Hills station E457986 entity
Predicate formerService P1294 FINISHED
Object Washington Street Elevated — NE NERFINISHED

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: Washington Street Elevated | Statement: [Forest Hills station, formerService, Washington Street Elevated]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Washington Street Elevated
Context triple: [Forest Hills station, formerService, Washington Street Elevated]
  • A. Washington Street Elevated chosen
    Washington Street Elevated was a former elevated rapid transit line in Boston that once carried Orange Line trains along Washington Street through several neighborhoods.
  • B. William Byron Rumford Freeway
    The William Byron Rumford Freeway is a named segment of Interstate 580 in California, commemorating civil rights leader and state legislator William Byron Rumford.
  • C. Kennedy Expressway
    The Kennedy Expressway is a major Chicago freeway that carries Interstate 90/94 traffic between downtown and the city's northwest side, including the route to O'Hare International Airport.
  • D. Julius Schepps Freeway
    Julius Schepps Freeway is a major segment of the highway system serving central Dallas, Texas, carrying traffic along the southeastern portion of the city's downtown loop.
  • E. Walter P. Reuther Freeway
    Walter P. Reuther Freeway is the commemorative name for a major east–west interstate highway in suburban Detroit, Michigan, honoring the influential labor leader Walter Reuther.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8d393ba9c8190a8b03b04ddbb0a09 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e56d7660488190b4f70db963d05ef6 completed April 20, 2026, 12:04 a.m.
Created at: April 10, 2026, 11:50 a.m.