Triple

T1560737
Position Surface form Disambiguated ID Type / Status
Subject 34th Street–Herald Square station E33315 entity
Predicate servesLine P839 FINISHED
Object N Broadway Express
The N Broadway Express is a New York City Subway service that runs along the BMT Broadway Line in Manhattan and into Brooklyn, operating primarily as an express route.
E178055 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: N Broadway Express | Statement: [34th Street–Herald Square station, servesLine, N Broadway Express]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: N Broadway Express
Context triple: [34th Street–Herald Square station, servesLine, N Broadway Express]
  • A. Lexington Avenue Express (5)
    The Lexington Avenue Express (5) is a New York City Subway service that runs as a key north–south express route through Manhattan and the Bronx, extending into Brooklyn.
  • B. Empire State Express
    Empire State Express was a famous New York Central Railroad passenger train known for its high-speed service between New York City and Buffalo in the late 19th and early 20th centuries.
  • C. Lexington Avenue Express (2)
    The Lexington Avenue Express (2) is a New York City Subway service that runs on the IRT Broadway–Seventh Avenue Line in Manhattan and Brooklyn, providing rapid transit between the Bronx, Manhattan, and Brooklyn.
  • D. 42nd Street Shuttle
    The 42nd Street Shuttle is a short New York City Subway service that runs between Times Square and Grand Central along 42nd Street in Midtown Manhattan.
  • E. Sixth Avenue express service
    The Sixth Avenue express service is a New York City Subway route pattern that runs express along the IND Sixth Avenue Line in Manhattan, providing faster north–south service than the local trains on the same corridor.
  • 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: N Broadway Express
Triple: [34th Street–Herald Square station, servesLine, N Broadway Express]
Generated description
The N Broadway Express is a New York City Subway service that runs along the BMT Broadway Line in Manhattan and into Brooklyn, operating primarily as an express route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: N Broadway Express
Target entity description: The N Broadway Express is a New York City Subway service that runs along the BMT Broadway Line in Manhattan and into Brooklyn, operating primarily as an express route.
  • A. Lexington Avenue Express (5)
    The Lexington Avenue Express (5) is a New York City Subway service that runs as a key north–south express route through Manhattan and the Bronx, extending into Brooklyn.
  • B. Empire State Express
    Empire State Express was a famous New York Central Railroad passenger train known for its high-speed service between New York City and Buffalo in the late 19th and early 20th centuries.
  • C. Lexington Avenue Express (2)
    The Lexington Avenue Express (2) is a New York City Subway service that runs on the IRT Broadway–Seventh Avenue Line in Manhattan and Brooklyn, providing rapid transit between the Bronx, Manhattan, and Brooklyn.
  • D. 42nd Street Shuttle
    The 42nd Street Shuttle is a short New York City Subway service that runs between Times Square and Grand Central along 42nd Street in Midtown Manhattan.
  • E. Sixth Avenue express service
    The Sixth Avenue express service is a New York City Subway route pattern that runs express along the IND Sixth Avenue Line in Manhattan, providing faster north–south service than the local trains on the same corridor.
  • 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_69a885ef9cf48190b0af0f5ce3d02231 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a90885d6208190b4b7d6ad336d4d16 completed March 5, 2026, 4:37 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad3712e2ac81908c66f18fa89d46f2 completed March 8, 2026, 8:45 a.m.
NEDg Description generation batch_69ad39f88fb48190982ca19392992008 completed March 8, 2026, 8:57 a.m.
NED2 Entity disambiguation (via description) batch_69ad3a7c99108190b9fdb929fe2118c1 completed March 8, 2026, 8:59 a.m.
Created at: March 4, 2026, 7:27 p.m.