Triple
T17287422
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | F40PH-2D (rebuilt variants, historically) |
E419694
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | MBTA Commuter Rail |
E30305
|
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: MBTA Commuter Rail Context triple: [F40PH-2D (rebuilt variants, historically), operator, MBTA Commuter Rail]
-
A.
MBTA Commuter Rail network
chosen
The MBTA Commuter Rail network is a regional passenger rail system serving Greater Boston and surrounding communities in Massachusetts and parts of Rhode Island.
-
B.
MBTA Commuter Rail Old Colony Lines
The MBTA Commuter Rail Old Colony Lines are a set of commuter rail routes in eastern Massachusetts that provide service between Boston and communities along the historic Old Colony Railroad corridors, including the South Shore and parts of southeastern Massachusetts.
-
C.
MBTA
The MBTA (Massachusetts Bay Transportation Authority) is the public transit agency that operates subway, bus, commuter rail, and ferry services in the Greater Boston area.
-
D.
MBTA
MBTA is a landmark U.S. federal law enacted in 1918 that protects migratory bird species by prohibiting their unauthorized capture, killing, or trade.
-
E.
MBTA Commuter Rail Greenbush Line
The MBTA Commuter Rail Greenbush Line is a Massachusetts Bay Transportation Authority commuter rail route connecting Boston’s South Station with coastal South Shore communities, including towns such as Hingham, Cohasset, and Scituate.
- 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.