Triple
T1052016
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Boylston Street, Boston |
E22719
|
entity |
| Predicate | hasPublicTransitStation |
P15438
|
FINISHED |
| Object | Hynes Convention Center station |
E53535
|
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: Hynes Convention Center station | Statement: [Boylston Street, Boston, hasPublicTransitStation, Hynes Convention Center station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hynes Convention Center station Context triple: [Boylston Street, Boston, hasPublicTransitStation, Hynes Convention Center station]
-
A.
Hynes Convention Center station
chosen
Hynes Convention Center station is an underground MBTA Green Line stop in Boston’s Back Bay neighborhood that serves the adjacent Hynes Convention Center and nearby commercial and residential areas.
-
B.
Downtown Crossing station
Downtown Crossing station is a major MBTA subway hub in downtown Boston, serving multiple lines and providing access to one of the city’s busiest commercial districts.
-
C.
Northeastern University station
Northeastern University station is a light rail stop on Boston’s MBTA Green Line serving the Northeastern University campus and the surrounding Fenway–Kenmore area.
-
D.
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.
-
E.
Back Bay station
Back Bay station is a major transportation hub in Boston, Massachusetts, serving MBTA commuter rail, Amtrak, and subway lines in the Back Bay neighborhood.
- 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_69a493da02e081908c13ff5e02a0fe7a |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4bb7320f88190a8428946541df157 |
completed | March 1, 2026, 10:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad67f0651881909314e8761a7a7a5b |
completed | March 8, 2026, 12:13 p.m. |
Created at: March 1, 2026, 7:42 p.m.