Triple

T15727749
Position Surface form Disambiguated ID Type / Status
Subject 51st Street E381259 entity
Predicate hasTransferTo P17241 FINISHED
Object M train at Lexington Avenue–53rd Street
The M train at Lexington Avenue–53rd Street is a New York City Subway service that stops at this major Midtown Manhattan station on the IND Queens Boulevard Line.
E1173385 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: M train at Lexington Avenue–53rd Street | Statement: [51st Street, hasTransferTo, M train at Lexington Avenue–53rd Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: M train at Lexington Avenue–53rd Street
Context triple: [51st Street, hasTransferTo, M train at Lexington Avenue–53rd Street]
  • A. New York City Subway at Lexington Avenue–59th Street
    The New York City Subway at Lexington Avenue–59th Street is a major Manhattan transfer complex where multiple subway lines intersect, providing key access to Midtown destinations including the Central Park South area.
  • B. IRT Lexington Avenue Line at Grand Central–42nd Street
    The IRT Lexington Avenue Line at Grand Central–42nd Street is a major New York City Subway station complex on Manhattan’s East Side, serving the 4, 5, and 6 trains and providing access to Grand Central Terminal and multiple connecting lines.
  • C. New York City Subway at Fifth Avenue–59th Street
    The New York City Subway station at Fifth Avenue–59th Street is a major underground transit hub in Midtown Manhattan that serves the southeastern edge of Central Park and the surrounding shopping and business district.
  • D. 1 train (IRT Broadway–Seventh Avenue Line)
    The 1 train is a New York City Subway service running along the IRT Broadway–Seventh Avenue Line, providing local service through Manhattan and into the Bronx.
  • E. BMT Broadway Line at Lexington Avenue–63rd Street
    The BMT Broadway Line at Lexington Avenue–63rd Street is a New York City Subway station complex in Manhattan that serves as a key transfer point between the Broadway Line services and the Second Avenue Subway.
  • 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: M train at Lexington Avenue–53rd Street
Triple: [51st Street, hasTransferTo, M train at Lexington Avenue–53rd Street]
Generated description
The M train at Lexington Avenue–53rd Street is a New York City Subway service that stops at this major Midtown Manhattan station on the IND Queens Boulevard Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: M train at Lexington Avenue–53rd Street
Target entity description: The M train at Lexington Avenue–53rd Street is a New York City Subway service that stops at this major Midtown Manhattan station on the IND Queens Boulevard Line.
  • A. New York City Subway at Lexington Avenue–59th Street
    The New York City Subway at Lexington Avenue–59th Street is a major Manhattan transfer complex where multiple subway lines intersect, providing key access to Midtown destinations including the Central Park South area.
  • B. IRT Lexington Avenue Line at Grand Central–42nd Street
    The IRT Lexington Avenue Line at Grand Central–42nd Street is a major New York City Subway station complex on Manhattan’s East Side, serving the 4, 5, and 6 trains and providing access to Grand Central Terminal and multiple connecting lines.
  • C. New York City Subway at Fifth Avenue–59th Street
    The New York City Subway station at Fifth Avenue–59th Street is a major underground transit hub in Midtown Manhattan that serves the southeastern edge of Central Park and the surrounding shopping and business district.
  • D. 1 train (IRT Broadway–Seventh Avenue Line)
    The 1 train is a New York City Subway service running along the IRT Broadway–Seventh Avenue Line, providing local service through Manhattan and into the Bronx.
  • E. BMT Broadway Line at Lexington Avenue–63rd Street
    The BMT Broadway Line at Lexington Avenue–63rd Street is a New York City Subway station complex in Manhattan that serves as a key transfer point between the Broadway Line services and the Second Avenue Subway.
  • 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_69d86d9cdb648190bf3171be0bd7d872 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e04fb4cc0081909efe330339474017 completed April 16, 2026, 2:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff82faa5508190a28e2a224d4a4a06 completed May 9, 2026, 6:54 p.m.
NEDg Description generation batch_69ff8388b3588190ae55c123bb19cb2c completed May 9, 2026, 6:57 p.m.
NED2 Entity disambiguation (via description) batch_69ff84125e808190a4d465d9effad639 completed May 9, 2026, 6:59 p.m.
Created at: April 10, 2026, 4:46 a.m.