Triple
T1215975
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro-North Railroad |
E26106
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | New Haven Union Station |
E136957
|
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: New Haven Union Station | Statement: [Metro-North Railroad, hasStation, New Haven Union Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New Haven Union Station Context triple: [Metro-North Railroad, hasStation, New Haven Union Station]
-
A.
New Haven Union Station
chosen
New Haven Union Station is a major historic railroad and transportation hub in New Haven, Connecticut, serving regional and intercity train and bus services.
-
B.
Hartford Union Station
Hartford Union Station is the primary historic rail and bus transportation hub in downtown Hartford, Connecticut, serving Amtrak, CTrail, and regional transit services.
-
C.
South Station
South Station is Boston’s major intercity rail and bus terminal and a key MBTA subway hub in the city’s downtown.
-
D.
North Station
North Station is a major transportation hub in Boston, Massachusetts, serving as a key commuter rail, subway, and intercity bus terminal integrated with the TD Garden arena.
-
E.
Newark Penn Station
Newark Penn Station is a major intercity and commuter rail hub in Newark, New Jersey, serving Amtrak, NJ Transit, PATH, and local transit connections.
- 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_69a4948331fc8190b531ac9bec71c491 |
completed | March 1, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69a4be059c5c8190a200f09442c22334 |
completed | March 1, 2026, 10:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acbf17a0cc819086da05f419e63e5a |
completed | March 8, 2026, 12:13 a.m. |
Created at: March 1, 2026, 7:46 p.m.