Triple

T10983860
Position Surface form Disambiguated ID Type / Status
Subject Second Avenue Line E259575 entity
Predicate usesTunnel P18707 FINISHED
Object Second Avenue Subway tunnel E51029 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: Second Avenue Subway tunnel | Statement: [Second Avenue Line, usesTunnel, Second Avenue Subway tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Second Avenue Subway tunnel
Context triple: [Second Avenue Line, usesTunnel, Second Avenue Subway tunnel]
  • A. Second Avenue Subway chosen
    The Second Avenue Subway is a New York City Subway line on Manhattan’s East Side, built to relieve congestion on the Lexington Avenue Line and long envisioned as a major north–south transit corridor.
  • B. BMT 60th Street Tunnel Connection
    The BMT 60th Street Tunnel Connection is a New York City Subway link that carries BMT services between Manhattan and Queens via the 60th Street Tunnel.
  • C. Hudson–Bergen light rail tunnels
    The Hudson–Bergen light rail tunnels are a set of underground passages in northeastern New Jersey that carry the Hudson–Bergen Light Rail system beneath the Hudson River waterfront and surrounding urban areas.
  • D. Archer Avenue Subway
    The Archer Avenue Subway is a New York City Subway extension in Queens that opened in the late 1980s to replace portions of the demolished elevated Jamaica Line and improve transit access to the Jamaica Center area.
  • E. 14th Street Tunnel
    The 14th Street Tunnel is a major New York City subway tunnel that carries the L train beneath the East River between Manhattan and Brooklyn.
  • 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_69d6aa895f4c8190887a15460ef622f4 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d772ec55fc81909b2b15f2493dddc6 completed April 9, 2026, 9:35 a.m.
NED1 Entity disambiguation (via context triple) batch_69e374526d54819085a0fb0d62f7a581 completed April 18, 2026, 12:08 p.m.
Created at: April 8, 2026, 9:24 p.m.