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.