Triple
T2105483
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Newton Centre station |
E37183
|
entity |
| Predicate | hasAdjacentStation |
P231
|
FINISHED |
| Object | Chestnut Hill station |
E261057
|
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: Chestnut Hill station | Statement: [Newton Centre station, hasAdjacentStation, Chestnut Hill station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chestnut Hill station Context triple: [Newton Centre station, hasAdjacentStation, Chestnut Hill station]
-
A.
Chestnut Hill station
chosen
Chestnut Hill station is a Massachusetts Bay Transportation Authority light rail stop on the Green Line serving the Chestnut Hill neighborhood of Newton, Massachusetts.
-
B.
Chestnut Hill East station
Chestnut Hill East station is a SEPTA Regional Rail station in Philadelphia serving as the northern endpoint of the Chestnut Hill East Line.
-
C.
Chestnut Hill West station
Chestnut Hill West station is a SEPTA Regional Rail station in the Chestnut Hill neighborhood of Philadelphia serving as the northern endpoint of the Chestnut Hill West Line.
-
D.
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.
-
E.
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.
- 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_69a8861828948190924aa30c08806b3a |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69abbadcd4a081909d60b9b241950335 |
completed | March 7, 2026, 5:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afce742d288190bfdcffb81c29a173 |
completed | March 10, 2026, 7:55 a.m. |
Created at: March 4, 2026, 7:43 p.m.