Triple
T1178249
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Green Line |
E25076
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Symphony Hall, Boston |
E21936
|
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: Symphony Hall, Boston | Statement: [MBTA Green Line, serves, Symphony Hall, Boston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Symphony Hall, Boston Context triple: [MBTA Green Line, serves, Symphony Hall, Boston]
-
A.
Symphony Hall
chosen
Symphony Hall is a renowned concert venue in Boston, Massachusetts, celebrated for its exceptional acoustics and as one of the world’s premier homes for classical music performances.
-
B.
Symphony Hall
Symphony Hall is a renowned concert venue in Birmingham, England, celebrated for its world-class acoustics and hosting major classical, jazz, and popular music performances.
-
C.
Lowell Memorial Auditorium
Lowell Memorial Auditorium is a historic performing arts and events venue in downtown Lowell, Massachusetts, known for hosting concerts, theater productions, and community gatherings.
-
D.
Old Boston Music Hall
Old Boston Music Hall was a historic Boston concert venue that served as the city’s principal home for orchestral and other musical performances before the opening of Symphony Hall.
-
E.
Beethoven Hall
Beethoven Hall is a performance space within Moscow's historic Bolshoi Theatre complex, used for concerts and smaller-scale musical events.
- 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_69a494267b4c819088c97a59182bf56a |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bd10ccc481908d5bcef648aab3c1 |
completed | March 1, 2026, 10:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac764827b881908cd2bb1e11e179f3 |
completed | March 7, 2026, 7:02 p.m. |
Created at: March 1, 2026, 7:45 p.m.