Triple
T1684771
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Jamaica Center–Parsons/Archer |
E36416
|
entity |
| Predicate | isEasternTerminalOf |
P3569
|
FINISHED |
| Object | Jamaica Line J service |
E36422
|
NE FINISHED |
How this triple was built (2 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: Jamaica Line J service | Statement: [Jamaica Center–Parsons/Archer, isEasternTerminalOf, Jamaica Line J service]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Jamaica Line J service Context triple: [Jamaica Center–Parsons/Archer, isEasternTerminalOf, Jamaica Line J service]
-
A.
BMT Jamaica Line
chosen
The BMT Jamaica Line is an elevated New York City Subway line in Brooklyn and Queens, primarily served by the J and Z trains.
-
B.
Jamaica Line
The Jamaica Line is an elevated New York City Subway corridor in Brooklyn and Queens that carries services such as the M train.
-
C.
Kingston Line
The Kingston Line is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail route serving communities south of Boston between the city and Kingston.
-
D.
Cascade Line
The Cascade Line was a key Southern Pacific Railroad route crossing the Cascade Range in Oregon, known for its steep grades, tunnels, and heavy use by powerful steam locomotives.
-
E.
Treherbert Line
The Treherbert Line is a suburban railway route in South Wales that runs through the Rhondda Valley, connecting communities there with central Cardiff.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a886151508819084fa7f1ce6e05577 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69abaffad4748190995fec39bc8d7a1f |
completed | March 7, 2026, 4:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad71c1b4308190b04fed7ce752b67c |
completed | March 8, 2026, 12:55 p.m. |
Created at: March 4, 2026, 7:29 p.m.