Triple

T20894718
Position Surface form Disambiguated ID Type / Status
Subject 155th Street (IND Concourse Line) E514501 entity
Predicate nearbyRiver P8567 FINISHED
Object Harlem River — 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: Harlem River | Statement: [155th Street (IND Concourse Line), nearbyRiver, Harlem River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Harlem River
Context triple: [155th Street (IND Concourse Line), nearbyRiver, Harlem River]
  • A. Harlem River chosen
    The Harlem River is a tidal strait in New York City that separates Manhattan from the Bronx and connects the Hudson River to the East River.
  • B. Bronx River
    The Bronx River is a freshwater river in southeastern New York that flows south through Westchester County into the Bronx, historically significant as an urban waterway and the focus of major conservation and restoration efforts.
  • C. Flushing River
    Flushing River is a tidal river in northern Queens, New York City, that flows through Flushing Meadows–Corona Park into Flushing Bay.
  • D. Maspeth Creek
    Maspeth Creek is a small industrial waterway in Queens, New York City, that branches off Newtown Creek and is known for its heavily polluted, historically industrial shoreline.
  • E. Harlem River Ship Canal
    The Harlem River Ship Canal is a man-made waterway in New York City that connects the Hudson and Harlem Rivers, effectively separating Marble Hill from the rest of Manhattan.
  • 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_69e0b4f7ebe48190952a85547a0f31a1 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6d06129788190b88ab807af4641c1 completed April 21, 2026, 1:18 a.m.
Created at: April 16, 2026, 12:47 p.m.