Triple
T7003936
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Green Line at Government Center |
E162403
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Boston City Hall |
E29628
|
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 | Statement: [MBTA Green Line at Government Center, serves, Boston City Hall]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston City Hall Context triple: [MBTA Green Line at Government Center, serves, Boston City Hall]
-
A.
Boston City Hall
chosen
Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
-
B.
Taunton City Hall
Taunton City Hall is the historic municipal government building and architectural centerpiece of downtown Taunton, Massachusetts.
-
C.
Old State House, Boston
The Old State House in Boston is a historic 18th-century building that served as the seat of colonial and early state government and is now a key museum and landmark on the Freedom Trail.
-
D.
Salem City Hall
Salem City Hall is the historic municipal building that serves as the central seat of government and administrative offices for the city of Salem, Massachusetts.
-
E.
Philadelphia City Hall
Philadelphia City Hall is a monumental 19th-century French Second Empire–style government building topped by a statue of William Penn and serving as the seat of government for the city of Philadelphia.
- 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.