Triple
T733201
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | B train |
E14874
|
entity |
| Predicate | terminalStationNorth |
P3375
|
FINISHED |
| Object | Bedford Park Boulevard–Lehman College |
E119184
|
NE FINISHED |
How this triple was built (3 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: Bedford Park Boulevard–Lehman College | Statement: [B train, terminalStationNorth, Bedford Park Boulevard–Lehman College]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bedford Park Boulevard–Lehman College Context triple: [B train, terminalStationNorth, Bedford Park Boulevard–Lehman College]
-
A.
Bedford Park Boulevard–Lehman College
chosen
Bedford Park Boulevard–Lehman College is a New York City Subway station in the Bronx serving the IND Concourse Line near the Lehman College campus.
-
B.
Henry Hudson Parkway
Henry Hudson Parkway is a scenic north–south highway along the west side of Manhattan in New York City, running beside the Hudson River and forming part of the city’s West Side Highway system.
-
C.
Van Cortlandt Park–242nd Street
Van Cortlandt Park–242nd Street is a New York City Subway station in the Bronx that serves as the northern terminal of the IRT Broadway–Seventh Avenue Line.
-
D.
Forest Hills–71st Avenue
Forest Hills–71st Avenue is a major local and express subway station in Queens, New York City, serving as a key transfer point on the IND Queens Boulevard Line.
-
E.
Mosholu Parkway
Mosholu Parkway is a New York City Subway station in the Bronx on the IRT Jerome Avenue Line, serving the 4 train near the Mosholu Parkway greenway and Van Cortlandt Park.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: terminalStationNorth Context triple: [B train, terminalStationNorth, Bedford Park Boulevard–Lehman College]
-
A.
terminusStation
Indicates that a station serves as the final endpoint or terminal stop for a given route or service.
-
B.
terminusNorth
chosen
Indicates that one entity serves as the northern endpoint or final stop of another entity, such as a route, line, or path.
-
C.
stationName
Indicates the name assigned to a particular station in the relationship.
-
D.
interchangeStation
Indicates a station where passengers can transfer between different routes, lines, or modes of transportation.
-
E.
terminusEast
Indicates that one entity serves as the eastern endpoint or final stop of another entity, such as a route, line, or path.
- F. None of above.
Provenance (4 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_69a4934d9930819099eed80096b0597d |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4a66820548190b373deb117187c2c |
completed | March 1, 2026, 8:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac4279b23c8190854732f4d6d5d6cd |
completed | March 7, 2026, 3:21 p.m. |
| PD | Predicate disambiguation | batch_69a4a4f9b7608190bf97c8418a26e632 |
completed | March 1, 2026, 8:43 p.m. |
Created at: March 1, 2026, 7:37 p.m.