Triple
T276517
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shawmut |
E5260
|
entity |
| Predicate | followingStationOnRedLineTowardAshmont |
P8432
|
FINISHED |
| Object | Ashmont |
E36919
|
NE FINISHED |
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: Ashmont | Statement: [Shawmut, followingStationOnRedLineTowardAshmont, Ashmont]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ashmont Context triple: [Shawmut, followingStationOnRedLineTowardAshmont, Ashmont]
-
A.
Ashmont
chosen
Ashmont is a major Boston subway and bus terminal in the Dorchester neighborhood that serves as one of the southern endpoints of the MBTA Red Line.
-
B.
Allston
Allston is a Boston neighborhood located across the Charles River from Harvard’s main campus, known for its mix of students, residential areas, and commercial spaces.
-
C.
Beacon Hill
Beacon Hill is a historic, affluent Boston neighborhood known for its Federal-style rowhouses, narrow gas-lit streets, and role as a center of state government and early American history.
-
D.
Savin Hill
Savin Hill is a neighborhood in Dorchester, Boston, known for its residential character, historic homes, and proximity to a namesake MBTA rapid transit station.
-
E.
Porter Square
Porter Square is a bustling commercial and transit hub in northern Cambridge, Massachusetts, known for its shopping centers, restaurants, and MBTA Red Line and commuter rail station.
- 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: followingStationOnRedLineTowardAshmont Context triple: [Shawmut, followingStationOnRedLineTowardAshmont, Ashmont]
-
A.
openedAsRedLineStation
Indicates that a station began operation specifically as part of the Red Line when it first opened.
-
B.
isDowntownEndpointOf
Indicates that a location serves as the downtown terminus or endpoint of a route, line, or path.
-
C.
terminusEast
Indicates that one entity serves as the eastern endpoint or final stop of another entity, such as a route, line, or path.
-
D.
publicTransitStop
Indicates that a location serves as a designated stop or station where public transit vehicles (such as buses, trains, or trams) pick up and drop off passengers.
-
E.
otherMajorTerminal
Indicates that an entity is associated with a different primary terminal or endpoint than the one currently referenced or considered.
- F. None of above. chosen
Provenance (5 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_69a257e6c8788190987dfe705ca2912a |
completed | Feb. 28, 2026, 2:50 a.m. |
| NER | Named-entity recognition | batch_69a25dec53ac8190912f3d79576131fa |
completed | Feb. 28, 2026, 3:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3dd2a946881909c7a53f3c712e0e3 |
completed | March 1, 2026, 6:31 a.m. |
| PD | Predicate disambiguation | batch_69a25b7480e881909399beccfc7ffb81 |
completed | Feb. 28, 2026, 3:05 a.m. |
| PDg | Predicate description generation | batch_69a25c2d94388190aeda17ddd42b4ac9 |
completed | Feb. 28, 2026, 3:08 a.m. |
Created at: Feb. 28, 2026, 2:59 a.m.