Triple
T8410026
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Lansdowne |
E198597
|
entity |
| Predicate | adjacentTo |
P224
|
FINISHED |
| Object | Beacon Street |
E60951
|
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: Beacon Street | Statement: [MBTA Lansdowne, adjacentTo, Beacon Street]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beacon Street Context triple: [MBTA Lansdowne, adjacentTo, Beacon Street]
-
A.
Beacon Street
Beacon Street is a street in Lichfield, Staffordshire, England, known for its historic buildings including the former home of physician and poet Erasmus Darwin.
-
B.
Beacon Street
chosen
Beacon Street is a historic thoroughfare in Boston, Massachusetts, known for running along the Boston Common and past prominent landmarks in the Beacon Hill neighborhood.
-
C.
Brookline Avenue
Brookline Avenue is a major street in Boston, Massachusetts, running through the Fenway–Kenmore area and providing access to landmarks like Fenway Park and the Longwood Medical Area.
-
D.
Massachusetts Avenue
Massachusetts Avenue is a major thoroughfare in Massachusetts, running through cities like Boston and Cambridge and serving as a key corridor for transportation, commerce, and culture.
-
E.
Winthrop Avenue
Winthrop Avenue is a roadway in the Beachmont area of Revere, Massachusetts, serving as a main local thoroughfare near the coastline.
- 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_69ca831201b481909e137936ef99ff11 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cb8317045c8190b69cc99854b633be |
completed | March 31, 2026, 8:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cea813e384819090a8a7dc05e41ab2 |
completed | April 2, 2026, 5:32 p.m. |
Created at: March 30, 2026, 6:05 p.m.