Triple

T798122
Position Surface form Disambiguated ID Type / Status
Subject J train E17066 entity
Predicate terminus P388 FINISHED
Object Broad Street
Broad Street is a former elevated terminal station in Lower Manhattan that once served as the southern terminus for New York City's BMT Nassau Street Line J train.
E124907 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: Broad Street | Statement: [J train, terminus, Broad Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Broad Street
Context triple: [J train, terminus, Broad Street]
  • A. Broad Street (Philadelphia)
    Broad Street (Philadelphia) is a major north–south thoroughfare and one of the city’s primary streets, known for landmarks like City Hall and the Avenue of the Arts.
  • B. Spring Street
    Spring Street is a local roadway that intersects at Inman Square in Cambridge, Massachusetts, contributing to the neighborhood’s dense urban street grid.
  • C. Broad Street Line
    The Broad Street Line is a major north–south rapid transit subway line in Philadelphia operated by SEPTA, running primarily beneath Broad Street and serving key downtown and neighborhood destinations.
  • D. Hosier Lane
    Hosier Lane is a famous laneway in Melbourne renowned for its ever-changing street art and graffiti-covered walls, making it a major attraction for urban art enthusiasts.
  • E. Hayes High Street
    Hayes High Street is the main commercial thoroughfare and local shopping area serving the suburban district of Hayes in the London Borough of Bromley.
  • 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: Broad Street
Triple: [J train, terminus, Broad Street]
Generated description
Broad Street is a former elevated terminal station in Lower Manhattan that once served as the southern terminus for New York City's BMT Nassau Street Line J train.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Broad Street
Target entity description: Broad Street is a former elevated terminal station in Lower Manhattan that once served as the southern terminus for New York City's BMT Nassau Street Line J train.
  • A. Broad Street (Philadelphia)
    Broad Street (Philadelphia) is a major north–south thoroughfare and one of the city’s primary streets, known for landmarks like City Hall and the Avenue of the Arts.
  • B. Spring Street
    Spring Street is a local roadway that intersects at Inman Square in Cambridge, Massachusetts, contributing to the neighborhood’s dense urban street grid.
  • C. Broad Street Line
    The Broad Street Line is a major north–south rapid transit subway line in Philadelphia operated by SEPTA, running primarily beneath Broad Street and serving key downtown and neighborhood destinations.
  • D. Hosier Lane
    Hosier Lane is a famous laneway in Melbourne renowned for its ever-changing street art and graffiti-covered walls, making it a major attraction for urban art enthusiasts.
  • E. Hayes High Street
    Hayes High Street is the main commercial thoroughfare and local shopping area serving the suburban district of Hayes in the London Borough of Bromley.
  • 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_69a49378b9c48190adbf5f62e5b7aca1 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a7b4d9548190aad5fdf1211cf8cd completed March 1, 2026, 8:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac427da0348190a8ae16db2a048d0b completed March 7, 2026, 3:21 p.m.
NEDg Description generation batch_69ac431f9ebc81908bcc9b259b2e47a8 completed March 7, 2026, 3:24 p.m.
NED2 Entity disambiguation (via description) batch_69ac43a2a294819095cf58c39118389f completed March 7, 2026, 3:26 p.m.
Created at: March 1, 2026, 7:38 p.m.