Triple
T22771638
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northeast Corridor at New Haven |
E563572
|
entity |
| Predicate | hasPrimaryStation |
P394
|
FINISHED |
| Object | New Haven Union Station |
—
|
NE NERFINISHED |
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: New Haven Union Station | Statement: [Northeast Corridor at New Haven, hasPrimaryStation, New Haven Union Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New Haven Union Station Context triple: [Northeast Corridor at New Haven, hasPrimaryStation, 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.
New London Union Station
New London Union Station is a historic waterfront train station in New London, Connecticut, serving as a regional rail hub for Amtrak and commuter services.
-
D.
New Haven State Street station
New Haven State Street station is a downtown New Haven commuter rail stop serving regional services including the CTrail Hartford Line and Shore Line East.
-
E.
Waterbury station
Waterbury station is a Metro-North Railroad commuter rail station in Waterbury, Connecticut, serving as the primary rail hub for the city.
- 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: hasPrimaryStation Context triple: [Northeast Corridor at New Haven, hasPrimaryStation, New Haven Union Station]
-
A.
primaryStation
chosen
Indicates that one station is designated as the main or principal station associated with another entity or within a given context.
-
B.
hasStationAt
Indicates that an entity maintains or operates a station located at a specified place.
-
C.
hasStations
Indicates that one entity possesses, contains, or is associated with one or more stations.
-
D.
hasNotableStation
Indicates that an entity possesses or is associated with a station that is considered notable or significant in some context.
-
E.
hasStationFunction
Indicates that an entity serves in a particular functional role or capacity at a station.
- F. None of above.
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_69e24554497c819080b996e071de27c2 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17b5e77d081909ea58d55c240662c |
completed | April 29, 2026, 3:30 a.m. |
| PD | Predicate disambiguation | batch_69eed2b88d88819096015deb6a648801 |
completed | April 27, 2026, 3:06 a.m. |
Created at: April 17, 2026, 3:27 p.m.