Triple
T7003952
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Green Line at Government Center |
E162403
|
entity |
| Predicate | near |
P350
|
FINISHED |
| Object | Boston City Hall Plaza |
E245321
|
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 City Hall Plaza | Statement: [MBTA Green Line at Government Center, near, Boston City Hall Plaza]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston City Hall Plaza Context triple: [MBTA Green Line at Government Center, near, Boston City Hall Plaza]
-
A.
Boston City Hall Plaza
chosen
Boston City Hall Plaza is a large civic square in downtown Boston that serves as a central gathering place for public events, festivals, and government-related activities.
-
B.
Copley Square, Boston
Copley Square, Boston is a prominent public square in the Back Bay neighborhood known for its historic architecture, cultural institutions, and role as the traditional finish area of the Boston Marathon.
-
C.
Dewey Square
Dewey Square is a public plaza in downtown Boston named in honor of Admiral George Dewey, serving as a major transportation hub and civic gathering space.
-
D.
Magoun Square
Magoun Square is a neighborhood commercial district and intersection in Somerville, Massachusetts, known for its local shops, restaurants, and residential character.
-
E.
Mattapan Square
Mattapan Square is a central commercial and transit hub in Boston’s Mattapan neighborhood, known for its diverse community, local businesses, and key transportation connections.
- 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_69c7755c7c1481908eed49c72726195e |
completed | March 28, 2026, 6:29 a.m. |
Created at: March 27, 2026, 2:33 p.m.