Triple

T6321535
Position Surface form Disambiguated ID Type / Status
Subject Harlem River crossings E141749 entity
Predicate include P1393 FINISHED
Object IRT Lenox Avenue Line bridge
The IRT Lenox Avenue Line bridge is a New York City subway bridge carrying the 2 and 3 trains across the Harlem River between Manhattan and the Bronx.
E23737 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: IRT Lenox Avenue Line bridge | Statement: [Harlem River crossings, include, IRT Lenox Avenue Line bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: IRT Lenox Avenue Line bridge
Context triple: [Harlem River crossings, include, IRT Lenox Avenue Line bridge]
  • A. Broadway Bridge
    The Broadway Bridge is a movable bridge in New York City that carries Broadway and the subway across the Harlem River between Manhattan and the Bronx.
  • B. Broadway Bridge
    Broadway Bridge is a prominent historic arch bridge in Saskatoon, Saskatchewan, known for carrying traffic across the South Saskatchewan River and serving as a key city landmark.
  • C. Broadway Bridge
    The Broadway Bridge is a historic steel truss bascule bridge spanning the Willamette River in Portland, Oregon, carrying both road traffic and light rail.
  • D. Manhattan Bridge
    The Manhattan Bridge is a suspension bridge in New York City that connects Lower Manhattan and Downtown Brooklyn and carries both vehicular traffic and subway lines.
  • E. Madison Avenue Bridge
    The Madison Avenue Bridge is a historic swing bridge in New York City that carries Madison Avenue traffic between Manhattan and the Bronx.
  • 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: IRT Lenox Avenue Line bridge
Triple: [Harlem River crossings, include, IRT Lenox Avenue Line bridge]
Generated description
The IRT Lenox Avenue Line bridge is a New York City subway bridge carrying the 2 and 3 trains across the Harlem River between Manhattan and the Bronx.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: IRT Lenox Avenue Line bridge
Target entity description: The IRT Lenox Avenue Line bridge is a New York City subway bridge carrying the 2 and 3 trains across the Harlem River between Manhattan and the Bronx.
  • A. Broadway Bridge chosen
    The Broadway Bridge is a movable bridge in New York City that carries Broadway and the subway across the Harlem River between Manhattan and the Bronx.
  • B. Broadway Bridge
    Broadway Bridge is a prominent historic arch bridge in Saskatoon, Saskatchewan, known for carrying traffic across the South Saskatchewan River and serving as a key city landmark.
  • C. Broadway Bridge
    The Broadway Bridge is a historic steel truss bascule bridge spanning the Willamette River in Portland, Oregon, carrying both road traffic and light rail.
  • D. Manhattan Bridge
    The Manhattan Bridge is a suspension bridge in New York City that connects Lower Manhattan and Downtown Brooklyn and carries both vehicular traffic and subway lines.
  • E. Madison Avenue Bridge
    The Madison Avenue Bridge is a historic swing bridge in New York City that carries Madison Avenue traffic between Manhattan and the Bronx.
  • F. None of above.

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_69c008d13b8c8190be47d896eb735605 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c064c76dfc8190a1d44fd0c4402a0e completed March 22, 2026, 9:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6040b1e0481908095decce40107b4 completed March 27, 2026, 4:14 a.m.
NEDg Description generation batch_69c605d1ed048190b96c9d27c3470882 completed March 27, 2026, 4:21 a.m.
NED2 Entity disambiguation (via description) batch_69c6063e2904819086786ff2edebce32 completed March 27, 2026, 4:23 a.m.
Created at: March 22, 2026, 4:29 p.m.