Triple

T20721985
Position Surface form Disambiguated ID Type / Status
Subject IND 207th Street Line E509335 entity
Predicate northernTerminalYard P106167 FINISHED
Object 207th Street Yard NE NERFINISHED

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: 207th Street Yard | Statement: [IND 207th Street Line, northernTerminalYard, 207th Street Yard]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 207th Street Yard
Context triple: [IND 207th Street Line, northernTerminalYard, 207th Street Yard]
  • A. 207th Street Yard chosen
    The 207th Street Yard is a major New York City Subway maintenance and storage facility in Upper Manhattan that services and houses A line trains and other IND rolling stock.
  • B. East 180th Street Yard
    East 180th Street Yard is a New York City Subway maintenance and storage facility in the Bronx that services trains operating on the Dyre Avenue Line.
  • C. Riverside Yard
    Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
  • D. Sunnyside Yard
    Sunnyside Yard is a major rail yard in Queens, New York City, serving as a key hub for Amtrak, NJ Transit, and other commuter rail operations just east of Manhattan.
  • E. Metra Western Avenue Yard
    Metra Western Avenue Yard is a major rail yard and maintenance facility in Chicago used for storing and servicing Metra commuter trains, particularly those on the Milwaukee District lines.
  • 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: northernTerminalYard
Context triple: [IND 207th Street Line, northernTerminalYard, 207th Street Yard]
  • A. terminusNorth
    Indicates that one entity serves as the northern endpoint or final stop of another entity, such as a route, line, or path.
  • B. northernTerminusConnects
    Indicates that a route, line, or pathway connects to or ends at a specified location at its northernmost terminus.
  • C. northernTerminusVariant chosen
    Indicates that one location or feature serves as an alternative or variant northern endpoint of a route, line, or path.
  • D. terminusNortheast
    Indicates that one entity serves as the northeastern terminus or endpoint of another entity (such as a route, line, or path).
  • E. valleyTerminalOf
    Indicates that one geographic feature is the lower end or terminating point of a valley.
  • F. None of above.

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_69e0b4c4cc648190b45fda6e2b20af56 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c1d6bdcc8190ba42c44159a2c0d5 completed April 21, 2026, 12:16 a.m.
PD Predicate disambiguation batch_69e5c04b31248190b9b9d91b5cb854e3 completed April 20, 2026, 5:57 a.m.
Created at: April 16, 2026, 12:27 p.m.