Triple
T11347675
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA commuter rail terminals |
E268761
|
entity |
| Predicate | hasTerminal |
P182
|
FINISHED |
| Object | Rockport station |
E433162
|
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: Rockport station | Statement: [MBTA commuter rail terminals, hasTerminal, Rockport station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rockport station Context triple: [MBTA commuter rail terminals, hasTerminal, Rockport station]
-
A.
Rockport station
chosen
Rockport station is a commuter rail station in Rockport, Massachusetts, serving as the eastern endpoint of the MBTA's Rockport Line to and from Boston.
-
B.
Northport station
Northport station is a Long Island Rail Road commuter rail stop in Northport, New York, serving passengers on the Port Jefferson Branch.
-
C.
Bridgeport station
Bridgeport station is a SEPTA rapid transit stop in Bridgeport, Pennsylvania, serving passengers on the Norristown High Speed Line.
-
D.
Bridgeport station
Bridgeport station is a major Metro-North Railroad and Amtrak rail hub in Bridgeport, Connecticut, providing regional and commuter rail connections along the Northeast Corridor.
-
E.
Porter station
Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
- 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_69d6aacbe18081909e5fadb50082dd96 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7ea214bb88190bb66f7fd3ef73081 |
completed | April 9, 2026, 6:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e5438d7b58819093cc1407fefe8ab5 |
completed | April 19, 2026, 9:05 p.m. |
Created at: April 8, 2026, 9:33 p.m.