Triple
T17287449
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | F40PH-2D (rebuilt variants, historically) |
E419694
|
entity |
| Predicate | operatedOn |
P2572
|
FINISHED |
| Object | Providence/Stoughton Line |
E172343
|
NE FINISHED |
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Providence/Stoughton Line Context triple: [F40PH-2D (rebuilt variants, historically), operatedOn, Providence/Stoughton Line]
-
A.
Providence/Stoughton Line
chosen
The Providence/Stoughton Line is a Massachusetts Bay Transportation Authority commuter rail route connecting Boston with Providence, Rhode Island and Stoughton, Massachusetts.
-
B.
Fitchburg Line
The Fitchburg Line is a commuter rail service operated by the Massachusetts Bay Transportation Authority (MBTA) that runs between Boston and the city of Fitchburg in Massachusetts.
-
C.
Boston–Portland main line
The Boston–Portland main line is a historic New England railroad corridor connecting Boston, Massachusetts, with Portland, Maine, that has long served as a key passenger and freight route along the region’s coast.
-
D.
Reading–Taunton line
The Reading–Taunton line is a major railway route in southern England that connects Reading in Berkshire with Taunton in Somerset, serving numerous towns across the Thames Valley and West Country.
-
E.
New Haven–Springfield Line
The New Haven–Springfield Line is a key passenger rail corridor in the northeastern United States connecting New Haven, Connecticut, with Springfield, Massachusetts, and serving both intercity and commuter rail services.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69d886db32608190a61e18862c5a8af6 |
elicitation | completed |
| NER | batch_69e43780fad88190b82193c8335e2f11 |
ner | completed |
| NED1 | batch_6a017957c738819087341bcd51b55114 |
ned_source_triple | completed |
Created at: April 10, 2026, 5:40 a.m.