Triple

T438343
Position Surface form Disambiguated ID Type / Status
Subject 1 train E10059 entity
Predicate terminusNorth P3375 FINISHED
Object Van Cortlandt Park–242nd Street
Van Cortlandt Park–242nd Street is a New York City Subway station in the Bronx that serves as the northern terminal of the IRT Broadway–Seventh Avenue Line.
E71500 NE FINISHED

How this triple was built (4 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: Van Cortlandt Park–242nd Street | Statement: [1 train, terminusNorth, Van Cortlandt Park–242nd Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Van Cortlandt Park–242nd Street
Context triple: [1 train, terminusNorth, Van Cortlandt Park–242nd Street]
  • A. Henry Hudson Parkway
    Henry Hudson Parkway is a scenic north–south highway along the west side of Manhattan in New York City, running beside the Hudson River and forming part of the city’s West Side Highway system.
  • B. Bronx River Parkway
    The Bronx River Parkway is a historic scenic roadway and parkway in New York that follows the Bronx River through the Bronx and Westchester County, known as one of the first limited-access, landscaped highways in the United States.
  • C. Forest Hills–71st Avenue
    Forest Hills–71st Avenue is a major local and express subway station in Queens, New York City, serving as a key transfer point on the IND Queens Boulevard Line.
  • D. Dyckman Street (A line)
    Dyckman Street (A line) is a New York City Subway station on the IND Eighth Avenue Line serving the A train in the Inwood neighborhood of Upper Manhattan.
  • E. Harlem River Drive
    Harlem River Drive is a major north–south expressway in Manhattan, New York City, running along the Harlem River and connecting the FDR Drive with the George Washington Bridge approaches.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Van Cortlandt Park–242nd Street
Triple: [1 train, terminusNorth, Van Cortlandt Park–242nd Street]
Generated description
Van Cortlandt Park–242nd Street is a New York City Subway station in the Bronx that serves as the northern terminal of the IRT Broadway–Seventh Avenue Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Van Cortlandt Park–242nd Street
Target entity description: Van Cortlandt Park–242nd Street is a New York City Subway station in the Bronx that serves as the northern terminal of the IRT Broadway–Seventh Avenue Line.
  • A. Henry Hudson Parkway
    Henry Hudson Parkway is a scenic north–south highway along the west side of Manhattan in New York City, running beside the Hudson River and forming part of the city’s West Side Highway system.
  • B. Bronx River Parkway
    The Bronx River Parkway is a historic scenic roadway and parkway in New York that follows the Bronx River through the Bronx and Westchester County, known as one of the first limited-access, landscaped highways in the United States.
  • C. Forest Hills–71st Avenue
    Forest Hills–71st Avenue is a major local and express subway station in Queens, New York City, serving as a key transfer point on the IND Queens Boulevard Line.
  • D. Dyckman Street (A line)
    Dyckman Street (A line) is a New York City Subway station on the IND Eighth Avenue Line serving the A train in the Inwood neighborhood of Upper Manhattan.
  • E. Harlem River Drive
    Harlem River Drive is a major north–south expressway in Manhattan, New York City, running along the Harlem River and connecting the FDR Drive with the George Washington Bridge approaches.
  • 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_69a2e8465ef481909655c681b01e2986 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2ef283be881909444aaf257451747 completed Feb. 28, 2026, 1:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4fc783c948190bc61a51fc3e3ff1f completed March 2, 2026, 2:56 a.m.
NEDg Description generation batch_69a4fd2938288190b00cb79a10d91150 completed March 2, 2026, 2:59 a.m.
NED2 Entity disambiguation (via description) batch_69a4fdb5f42c81908ce753cd4283962c completed March 2, 2026, 3:02 a.m.
Created at: Feb. 28, 2026, 1:11 p.m.