Triple
T1354846
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chestnut Hill West Line |
E28964
|
entity |
| Predicate | hasRouteEnd |
P20927
|
FINISHED |
| Object | Chestnut Hill West station |
E218002
|
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: Chestnut Hill West station | Statement: [Chestnut Hill West Line, hasRouteEnd, Chestnut Hill West station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chestnut Hill West station Context triple: [Chestnut Hill West Line, hasRouteEnd, Chestnut Hill West station]
-
A.
Chestnut Hill West station
chosen
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.
-
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.
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.
Brookline Village station
Brookline Village station is a light rail stop on the Massachusetts Bay Transportation Authority’s Green Line in the Brookline neighborhood just outside Boston.
-
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: hasRouteEnd Context triple: [Chestnut Hill West Line, hasRouteEnd, Chestnut Hill West station]
-
A.
hasRoute
Indicates that there exists a path or connection enabling travel or communication from one entity to another.
-
B.
hasEnding
chosen
Indicates that one entity concludes with, or terminates in, another entity (such as a specific substring, segment, or final component).
-
C.
hasSuffixedRoute
Indicates that a route is a variant or extension of another base route, distinguished by an added suffix in its identifier.
-
D.
hasNotableRoute
Indicates that an entity (such as a transportation service or pathway) includes or is associated with a route that is considered significant, well-known, or otherwise noteworthy.
-
E.
hasRouteType
Indicates that there is a specific kind or category of route associated with an entity (e.g., road, rail, bus line).
- F. None of above.
Provenance (4 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_69a498571d248190a0ac9eb02d97097f |
completed | March 1, 2026, 7:49 p.m. |
| NER | Named-entity recognition | batch_69a4c28afc848190925d8b2f9aeac12d |
completed | March 1, 2026, 10:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae02f56b348190b71875b0c839c729 |
completed | March 8, 2026, 11:15 p.m. |
| PD | Predicate disambiguation | batch_69a4bef7700c819099b294e8d9320e70 |
completed | March 1, 2026, 10:34 p.m. |
Created at: March 1, 2026, 7:56 p.m.