Triple

T16039340
Position Surface form Disambiguated ID Type / Status
Subject Q (New York City Subway service) E389051 entity
Predicate extensionOpenedWith P121707 FINISHED
Object Second Avenue Subway Phase 1 E51029 NE FINISHED

How this triple was built (3 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 Phase 1 | Statement: [Q (New York City Subway service), extensionOpenedWith, Second Avenue Subway Phase 1]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Second Avenue Subway Phase 1
Context triple: [Q (New York City Subway service), extensionOpenedWith, Second Avenue Subway Phase 1]
  • 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. Chrystie Street subway project
    The Chrystie Street subway project was a major mid-20th-century New York City transit initiative that reconfigured and connected subway lines in Lower Manhattan to improve capacity and flexibility in the system.
  • C. IRT Nostrand Avenue Line extension
    The IRT Nostrand Avenue Line extension was a New York City Subway expansion project that extended service deeper into Brooklyn along Nostrand Avenue beyond its original terminus.
  • D. New York City Subway at Woodside–61st Street
    The New York City Subway at Woodside–61st Street is a major Queens transit hub on the 7 line that provides a key transfer point between the subway and Long Island Rail Road commuter rail service.
  • E. New York City Subway at Vernon Boulevard–Jackson Avenue
    The New York City Subway at Vernon Boulevard–Jackson Avenue is a Queens station on the 7 line serving the Long Island City area near the East River waterfront.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: extensionOpenedWith
Context triple: [Q (New York City Subway service), extensionOpenedWith, Second Avenue Subway Phase 1]
  • A. extensionOpenedIn
    Indicates that a particular extension is opened or activated within a specified application, environment, or context.
  • B. extensionOpened
    Indicates that a software extension has been activated or launched from its previously closed or inactive state.
  • C. extensionOpening
    Indicates that one entity serves as an opening or access point that leads into or connects to an extension of another entity.
  • D. extensionOpenedToMernda
    Indicates that a transport or infrastructure extension has been opened or extended to reach Mernda.
  • E. openedWith
    Indicates that an entity is opened, initiated, or accessed using a specified tool, method, or instrument.
  • F. None of above. chosen

Provenance (5 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_69d86dada3808190825d5f80d72fbe88 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e1ff63edb0819092cbb671967bbdcd completed April 17, 2026, 9:37 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffdbd5acb48190a10e40074fffd425 completed May 10, 2026, 1:13 a.m.
PD Predicate disambiguation batch_69e1826f34c081908005bb736f1c485d completed April 17, 2026, 12:44 a.m.
PDg Predicate description generation batch_69e1ff5cd7e481908a29214139a3de2e completed April 17, 2026, 9:37 a.m.
Created at: April 10, 2026, 4:56 a.m.