Triple
T17832773
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sharon, Massachusetts |
E445302
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | MBTA Providence/Stoughton Line |
—
|
NE NERFINISHED |
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: MBTA Providence/Stoughton Line | Statement: [Sharon, Massachusetts, servedBy, MBTA Providence/Stoughton Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MBTA Providence/Stoughton Line Context triple: [Sharon, Massachusetts, servedBy, MBTA Providence/Stoughton Line]
-
A.
MBTA Commuter Rail Providence/Stoughton Line
chosen
The MBTA Commuter Rail Providence/Stoughton Line is a regional rail service connecting Boston with Providence and Stoughton, providing key commuter and intercity transit through southeastern Massachusetts and northern Rhode Island.
-
B.
MBTA Franklin Line
The MBTA Franklin Line is a commuter rail service in the Greater Boston area that connects Boston’s South Station with Franklin and other communities in southeastern Massachusetts.
-
C.
MBTA Greenbush Line
The MBTA Greenbush Line is a commuter rail line in Massachusetts that runs from Boston to the South Shore, serving communities including its namesake area in Scituate.
-
D.
MBTA Fitchburg Line
The MBTA Fitchburg Line is a commuter rail route in the Greater Boston area that runs between Boston and Fitchburg, serving numerous suburban communities along the way.
-
E.
MBTA Kingston Line
The MBTA Kingston Line is a commuter rail line in Massachusetts that provides service between Boston and the South Shore communities, terminating in Kingston.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b9f1a6d881909f024bc603111cdb |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e48d257414819088730f48ad7ab9ae |
completed | April 19, 2026, 8:07 a.m. |
Created at: April 10, 2026, 10:15 a.m.