Triple
T1670360
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA bus route 39 |
E36109
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object | Back Bay |
E25621
|
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: Back Bay | Statement: [MBTA bus route 39, terminus, Back Bay]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Back Bay Context triple: [MBTA bus route 39, terminus, Back Bay]
-
A.
Back Bay
chosen
Back Bay is a historic and upscale Boston neighborhood known for its Victorian brownstone homes, shopping streets like Newbury Street, and proximity to major cultural and green spaces.
-
B.
Beacon Hill
Beacon Hill is a historic, affluent Boston neighborhood known for its Federal-style rowhouses, narrow gas-lit streets, and role as a center of state government and early American history.
-
C.
Beacon Hill
Beacon Hill is a residential neighborhood in southeast Seattle known for its diverse community, hilltop views, and proximity to downtown via light rail.
-
D.
Federal Hill
Federal Hill is a historic neighborhood and elevated park in Baltimore known for its panoramic views of the Inner Harbor and its role in the city’s maritime and Civil War history.
-
E.
Federal Hill
Federal Hill is a historic Providence neighborhood known for its strong Italian-American heritage, vibrant restaurant scene, and lively cultural festivals.
- 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_69a8861286808190939afff3ce8ee31e |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69aa624285bc8190a763e99e548a3294 |
completed | March 6, 2026, 5:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adbf44b62081908322c41ef1518297 |
completed | March 8, 2026, 6:26 p.m. |
Created at: March 4, 2026, 7:29 p.m.