Triple
T4735728
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fields Corner station |
E105121
|
entity |
| Predicate | servedByBranch |
P13713
|
FINISHED |
| Object | Ashmont Branch |
E19136
|
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: Ashmont Branch | Statement: [Fields Corner station, servedByBranch, Ashmont Branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ashmont Branch Context triple: [Fields Corner station, servedByBranch, Ashmont Branch]
-
A.
Ashmont branch
chosen
The Ashmont branch is a southern segment of Boston's MBTA Red Line rapid transit system that serves neighborhoods including Dorchester and terminates at Ashmont station.
-
B.
Woodland Street Branch
Woodland Street Branch is a segment of Connecticut’s Park River, an urban waterway historically known for its partial burial and role in Hartford’s drainage and flood-control system.
-
C.
Englewood Branch
The Englewood Branch is a former south side segment of Chicago's Green Line rapid transit route that historically served the Englewood neighborhood.
-
D.
Beacon Hill Branch Library
The Beacon Hill Branch Library is a public neighborhood library serving the Beacon Hill community with lending materials, programs, and community space.
-
E.
Ashmont
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.
- 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_69bd43ee52048190b81a4f066534ffb3 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd648148b48190ae30631115339ba1 |
completed | March 20, 2026, 3:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be10b0b8d08190ad1cd262ee870f08 |
completed | March 21, 2026, 3:29 a.m. |
Created at: March 20, 2026, 1:19 p.m.