Triple

T3192494
Position Surface form Disambiguated ID Type / Status
Subject New York City Subway 4 line E66855 entity
Predicate servesStation P839 FINISHED
Object 138th Street–Grand Concourse
138th Street–Grand Concourse is a New York City Subway station complex in the Bronx that serves as a local stop on the IRT Jerome Avenue and Pelham lines.
E363188 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: 138th Street–Grand Concourse | Statement: [New York City Subway 4 line, servesStation, 138th Street–Grand Concourse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 138th Street–Grand Concourse
Context triple: [New York City Subway 4 line, servesStation, 138th Street–Grand Concourse]
  • A. 149th Street–Grand Concourse
    149th Street–Grand Concourse is a major New York City Subway station complex in the Bronx that serves as a key transfer point between multiple lines and connects the South Bronx to Manhattan.
  • B. 62nd Street–New Utrecht Avenue
    62nd Street–New Utrecht Avenue is a major express station complex in Brooklyn on the New York City Subway, serving as an interchange between multiple lines including the D train.
  • C. 63rd Street–Lexington Avenue
    63rd Street–Lexington Avenue is a major New York City Subway station complex on the Upper East Side of Manhattan that serves as a key transfer point between the Lexington Avenue Line and the Second Avenue Subway.
  • D. 59th Street–Lexington Avenue
    59th Street–Lexington Avenue is a major New York City Subway complex in Midtown Manhattan that serves multiple lines and provides a key transfer point between the Upper East Side and other parts of the city.
  • E. Harlem–148th Street
    Harlem–148th Street is a New York City Subway station in Harlem that serves as the northern terminal for certain 3 trains on the IRT Broadway–Seventh Avenue Line.
  • 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: 138th Street–Grand Concourse
Triple: [New York City Subway 4 line, servesStation, 138th Street–Grand Concourse]
Generated description
138th Street–Grand Concourse is a New York City Subway station complex in the Bronx that serves as a local stop on the IRT Jerome Avenue and Pelham lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 138th Street–Grand Concourse
Target entity description: 138th Street–Grand Concourse is a New York City Subway station complex in the Bronx that serves as a local stop on the IRT Jerome Avenue and Pelham lines.
  • A. 149th Street–Grand Concourse
    149th Street–Grand Concourse is a major New York City Subway station complex in the Bronx that serves as a key transfer point between multiple lines and connects the South Bronx to Manhattan.
  • B. 62nd Street–New Utrecht Avenue
    62nd Street–New Utrecht Avenue is a major express station complex in Brooklyn on the New York City Subway, serving as an interchange between multiple lines including the D train.
  • C. 63rd Street–Lexington Avenue
    63rd Street–Lexington Avenue is a major New York City Subway station complex on the Upper East Side of Manhattan that serves as a key transfer point between the Lexington Avenue Line and the Second Avenue Subway.
  • D. 59th Street–Lexington Avenue
    59th Street–Lexington Avenue is a major New York City Subway complex in Midtown Manhattan that serves multiple lines and provides a key transfer point between the Upper East Side and other parts of the city.
  • E. Harlem–148th Street
    Harlem–148th Street is a New York City Subway station in Harlem that serves as the northern terminal for certain 3 trains on the IRT Broadway–Seventh Avenue Line.
  • 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_69ad8588ba18819086a10951c32ecb80 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada6e8e4b48190bc7c6443fc6da900 completed March 8, 2026, 4:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69b3738cbc1c819099a4f3e807c0eacf completed March 13, 2026, 2:16 a.m.
NEDg Description generation batch_69b374e50a088190ad4dc101efd68d54 completed March 13, 2026, 2:22 a.m.
NED2 Entity disambiguation (via description) batch_69b37544b04c819090e6f59babd8017e completed March 13, 2026, 2:24 a.m.
Created at: March 8, 2026, 3:07 p.m.