Triple
T9567595
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Boston Tunnel |
E230826
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Bowdoin station |
E162402
|
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: Bowdoin station | Statement: [East Boston Tunnel, hasStation, Bowdoin station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bowdoin station Context triple: [East Boston Tunnel, hasStation, Bowdoin station]
-
A.
Bowdoin station
chosen
Bowdoin station is an underground Massachusetts Bay Transportation Authority subway station in downtown Boston serving the Blue Line near Government Center.
-
B.
Vermont/Beverly station
Vermont/Beverly station is an underground rapid transit stop on Los Angeles Metro's B Line serving the Koreatown area.
-
C.
Porter station
Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
-
D.
Brunswick station
Brunswick station is a passenger rail station in Brunswick, Maryland, serving as the western endpoint of MARC's Brunswick Line commuter service.
-
E.
Ansonia station
Ansonia station is a commuter rail stop in Ansonia, Connecticut, served by the Waterbury Branch of the Metro-North Railroad New Haven 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_69ca847f22188190a56e4a97625bef22 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd996df4f08190b19bbaefb10a9789 |
completed | April 1, 2026, 10:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d16149c7808190b476ec06e9780a03 |
completed | April 4, 2026, 7:06 p.m. |
Created at: March 30, 2026, 8:04 p.m.