Triple
T22477857
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bigelow Boulevard |
E555680
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object | City of Pittsburgh |
—
|
NE NERFINISHED |
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: City of Pittsburgh | Statement: [Bigelow Boulevard, maintainedBy, City of Pittsburgh]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City of Pittsburgh Context triple: [Bigelow Boulevard, maintainedBy, City of Pittsburgh]
-
A.
Pittsburgh, Pennsylvania
chosen
Pittsburgh, Pennsylvania is a major U.S. city in western Pennsylvania known for its historic steel industry, numerous bridges, and strong educational and technology sectors.
-
B.
Metropolis of Pittsburgh
The Metropolis of Pittsburgh is an ecclesiastical jurisdiction of the Greek Orthodox Archdiocese of America overseeing Greek Orthodox parishes in parts of the northeastern United States.
-
C.
Downtown Pittsburgh
Downtown Pittsburgh is the city’s central business district, known for its dense cluster of skyscrapers, cultural venues, and its location at the confluence of the Allegheny, Monongahela, and Ohio Rivers.
-
D.
Pittsburg
Pittsburg is an industrial and residential city in Contra Costa County in the San Francisco Bay Area of California.
-
E.
Duquesne, Pennsylvania
Duquesne, Pennsylvania is a small industrial city along the Monongahela River near Pittsburgh, historically known as a major steel-producing community in the American Rust Belt.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e11e52c2048190952dc5df209b9bed |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f15be58ed08190b88706a7cb85616b |
completed | April 29, 2026, 1:16 a.m. |
Created at: April 16, 2026, 8:49 p.m.