Triple
T8765288
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Green Line tunnels |
E208324
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Allston |
E32008
|
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: Allston | Statement: [MBTA Green Line tunnels, serves, Allston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Allston Context triple: [MBTA Green Line tunnels, serves, Allston]
-
A.
Allston
chosen
Allston is a Boston neighborhood located across the Charles River from Harvard’s main campus, known for its mix of students, residential areas, and commercial spaces.
-
B.
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.
-
C.
Coolidge Corner
Coolidge Corner is a vibrant commercial and residential neighborhood in Brookline, Massachusetts, known for its historic Coolidge Corner Theatre, independent shops, and lively streetscape.
-
D.
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.
-
E.
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.
- 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_69ca835df7e08190ac875664cca8f9ca |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc5ee850b88190a0294bcbe4045aa3 |
completed | March 31, 2026, 11:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cf436106708190aedba29e57445303 |
completed | April 3, 2026, 4:34 a.m. |
Created at: March 30, 2026, 6:40 p.m.