Triple
T7003940
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Green Line at Government Center |
E162403
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Boston historic downtown |
E95364
|
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: Boston historic downtown | Statement: [MBTA Green Line at Government Center, serves, Boston historic downtown]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston historic downtown Context triple: [MBTA Green Line at Government Center, serves, Boston historic downtown]
-
A.
Boston town centre
Boston town centre is the historic commercial and civic heart of Boston, Lincolnshire, featuring traditional markets, shops, and notable heritage buildings.
-
B.
Downtown Boston
chosen
Downtown Boston is the city’s historic and commercial core, known for its dense cluster of landmarks, offices, and shopping areas.
-
C.
Boston historic districts
Boston historic districts are officially designated areas within Boston recognized for their significant architectural, cultural, and historical value, where changes to buildings and streetscapes are closely regulated to preserve the city’s heritage.
-
D.
Boston waterfront
The Boston waterfront is a revitalized coastal district featuring historic harbor sites, cultural attractions, parks, and dining along Boston Harbor.
-
E.
Boston Landmark
Boston Landmark is an official historic designation used by the City of Boston to recognize and protect buildings, structures, and sites of significant architectural, cultural, or historical importance.
- 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_69c6885928148190ae31909fbb5e9849 |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6dc12af788190b3d06ffc46568410 |
completed | March 27, 2026, 7:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c76a368d0881908e15e473bcd6f572 |
completed | March 28, 2026, 5:42 a.m. |
Created at: March 27, 2026, 2:33 p.m.