Triple
T11026673
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Framingham/Worcester Line |
E260642
|
entity |
| Predicate | terminusStation |
P15150
|
FINISHED |
| Object | Worcester Union Station |
E644729
|
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: Worcester Union Station | Statement: [MBTA Framingham/Worcester Line, terminusStation, Worcester Union Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Worcester Union Station Context triple: [MBTA Framingham/Worcester Line, terminusStation, Worcester Union Station]
-
A.
Worcester Union Station
chosen
Worcester Union Station is a historic intermodal transportation hub in Worcester, Massachusetts, serving as a major rail and bus terminal for regional and commuter services.
-
B.
Lowell station
Lowell station is a passenger rail station in Lowell, Massachusetts that serves as the northern terminus of the MBTA Commuter Rail’s Lowell Line.
-
C.
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.
-
D.
Wellington Station (MBTA)
Wellington Station (MBTA) is an Orange Line rapid transit station in Medford, Massachusetts, serving as a key park-and-ride and bus transfer hub just north of downtown Boston.
-
E.
Medford station
Medford station is a Long Island Rail Road commuter rail stop located in Medford, New York, serving passengers on the Ronkonkoma Branch.
- 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_69d6aa9687448190b28d353b1b6a610e |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d797d190f08190bcb5949ee24306f1 |
completed | April 9, 2026, 12:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e462bd90f48190aa3df8725026a9ba |
completed | April 19, 2026, 5:06 a.m. |
Created at: April 8, 2026, 9:25 p.m.