Triple
T23095722
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA commuter rail at Ruggles via nearby stops |
E575881
|
entity |
| Predicate | nearbyStop |
P35768
|
FINISHED |
| Object | Ruggles station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Ruggles station | Statement: [MBTA commuter rail at Ruggles via nearby stops, nearbyStop, Ruggles station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ruggles station Context triple: [MBTA commuter rail at Ruggles via nearby stops, nearbyStop, Ruggles station]
-
A.
Ruggles station
chosen
Ruggles station is a major multimodal transit hub in Boston, Massachusetts, serving MBTA Orange Line trains, multiple commuter rail lines, and numerous bus routes.
-
B.
Park Street station
Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
-
C.
Magoun Square station
Magoun Square station is a light rail stop on the MBTA Green Line Extension in Somerville, Massachusetts, serving the Magoun Square neighborhood.
-
D.
Hawthorne station
Hawthorne station is a commuter rail stop in Mount Pleasant, New York, serving passengers on the Metro-North Railroad’s Harlem Line.
-
E.
Copley station
Copley station is a major underground MBTA subway stop in Boston’s Back Bay neighborhood, serving multiple branches of the Green Line and providing access to nearby landmarks like Copley Square and the Boston Public Library.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: nearbyStop Context triple: [MBTA commuter rail at Ruggles via nearby stops, nearbyStop, Ruggles station]
-
A.
nearbyTerminus
Indicates that one terminus (end point or final stop) is located close to another terminus in space.
-
B.
hasStopNear
chosen
Indicates that one entity has a stop or stopping point located in close proximity to another entity.
-
C.
nearbyHeritageStation
Indicates that one entity is located close to a heritage (historically or culturally significant) station.
-
D.
hasNearbyTramStop
Indicates that a location has a tram stop situated within a short walking distance or close proximity.
-
E.
operatorOfNearestStation
Indicates that an entity is the organization or operator responsible for managing the station that is geographically closest to a given reference point or entity.
- F. None of above.
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_69e245c060b48190a9bd61a47a16db17 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f18de522e48190a37e6c2fda2de465 |
completed | April 29, 2026, 4:49 a.m. |
| PD | Predicate disambiguation | batch_69ef89e5ce748190b2c3ac3843484127 |
completed | April 27, 2026, 4:08 p.m. |
Created at: April 17, 2026, 3:57 p.m.