Triple
T7973469
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coolidge Corner |
E185383
|
entity |
| Predicate | hasTransitStation |
P726
|
FINISHED |
| Object | Coolidge Corner station |
E578520
|
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: Coolidge Corner station | Statement: [Coolidge Corner, hasTransitStation, Coolidge Corner station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coolidge Corner station Context triple: [Coolidge Corner, hasTransitStation, Coolidge Corner station]
-
A.
Coolidge Corner station
chosen
Coolidge Corner station is a light rail stop on the MBTA Green Line in Brookline, Massachusetts, serving the busy commercial and residential Coolidge Corner neighborhood.
-
B.
Massachusetts Avenue station
Massachusetts Avenue station is an underground rapid transit stop in Boston, Massachusetts, located in the South End and served by the MBTA's Orange Line.
-
C.
Ashmont station
Ashmont station is a major MBTA transit hub in Boston’s Dorchester neighborhood, serving as the southern terminus of the Red Line’s Ashmont branch and the connection point to the Mattapan trolley line.
-
D.
Boylston station
Boylston station is a historic underground light rail stop in downtown Boston that serves the MBTA Green Line.
-
E.
Savin Hill station
Savin Hill station is a rapid transit stop on the Massachusetts Bay Transportation Authority's Red Line serving the Savin Hill neighborhood of Dorchester in Boston, Massachusetts.
- 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_69ca829851908190b4e03829353ee7c3 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb3bf319648190a900b133d58bd02b |
completed | March 31, 2026, 3:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc56710dd0819084da3898cb0933b0 |
completed | March 31, 2026, 11:19 p.m. |
Created at: March 30, 2026, 5:13 p.m.