Triple

T2505961
Position Surface form Disambiguated ID Type / Status
Subject Brownsville E52580 entity
Predicate servedBySubwayStation P10156 FINISHED
Object Pennsylvania Avenue (IRT New Lots Line)
Pennsylvania Avenue is a local New York City Subway station on the IRT New Lots Line in Brownsville, Brooklyn, served by the 3 train.
 E271911 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: Pennsylvania Avenue (IRT New Lots Line) | Statement: [Brownsville, servedBySubwayStation, Pennsylvania Avenue (IRT New Lots Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pennsylvania Avenue (IRT New Lots Line)
Context triple: [Brownsville, servedBySubwayStation, Pennsylvania Avenue (IRT New Lots Line)]
  • A. Tremont Street subway
    The Tremont Street subway is the historic underground streetcar tunnel in downtown Boston that forms part of the MBTA Green Line and is recognized as the oldest subway tunnel in North America.
  • B. Fulton Street (IND Eighth Avenue Line)
    Fulton Street (IND Eighth Avenue Line) is a New York City Subway station in Lower Manhattan served by the A and C trains as part of the larger Fulton Street transit complex.
  • C. Broad Street (BMT Nassau Street Line)
    Broad Street is a New York City Subway station in Lower Manhattan serving the BMT Nassau Street Line, primarily used by J and Z trains.
  • 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. Chambers Street (BMT Nassau Street Line)
    Chambers Street (BMT Nassau Street Line) is a New York City Subway station in Lower Manhattan serving the J and Z trains.
  • 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: Pennsylvania Avenue (IRT New Lots Line)
Triple: [Brownsville, servedBySubwayStation, Pennsylvania Avenue (IRT New Lots Line)]
Generated description
Pennsylvania Avenue is a local New York City Subway station on the IRT New Lots Line in Brownsville, Brooklyn, served by the 3 train.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pennsylvania Avenue (IRT New Lots Line)
Target entity description: Pennsylvania Avenue is a local New York City Subway station on the IRT New Lots Line in Brownsville, Brooklyn, served by the 3 train.
  • A. Tremont Street subway
    The Tremont Street subway is the historic underground streetcar tunnel in downtown Boston that forms part of the MBTA Green Line and is recognized as the oldest subway tunnel in North America.
  • B. Fulton Street (IND Eighth Avenue Line)
    Fulton Street (IND Eighth Avenue Line) is a New York City Subway station in Lower Manhattan served by the A and C trains as part of the larger Fulton Street transit complex.
  • C. Broad Street (BMT Nassau Street Line)
    Broad Street is a New York City Subway station in Lower Manhattan serving the BMT Nassau Street Line, primarily used by J and Z trains.
  • 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. Chambers Street (BMT Nassau Street Line)
    Chambers Street (BMT Nassau Street Line) is a New York City Subway station in Lower Manhattan serving the J and Z trains.
  • 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_69ab4957b3a88190adf968ae0c1b931c completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abd1cfeb408190ba8107296310dbfc completed March 7, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69af1fa7dbb88190815087416b207b54 completed March 9, 2026, 7:29 p.m.
NEDg Description generation batch_69af203f7ca08190ba781891bd879192 completed March 9, 2026, 7:32 p.m.
NED2 Entity disambiguation (via description) batch_69af20cd13a88190a35bc1b74ad088ef completed March 9, 2026, 7:34 p.m.
Created at: March 6, 2026, 9:46 p.m.