Triple
T20261078
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Liberty Bridge |
E498835
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | Downtown Pittsburgh central business district |
—
|
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: Downtown Pittsburgh central business district | Statement: [Liberty Bridge, regionServed, Downtown Pittsburgh central business district]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Downtown Pittsburgh central business district Context triple: [Liberty Bridge, regionServed, Downtown Pittsburgh central business district]
-
A.
Downtown Pittsburgh
chosen
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.
-
B.
Downtown Pittsburgh office district
Downtown Pittsburgh office district is the city’s central business core, characterized by dense clusters of high-rise office buildings, corporate headquarters, and financial institutions.
-
C.
Strip District, Pittsburgh
The Strip District is a historic Pittsburgh neighborhood known for its bustling open-air markets, ethnic food shops, and converted warehouses housing restaurants, nightlife, and specialty retailers.
-
D.
Pittsburgh North Shore riverfront
The Pittsburgh North Shore riverfront is a scenic urban waterfront area along the Allegheny and Ohio Rivers known for its walking trails, parks, and views of the downtown skyline.
-
E.
East End of Pittsburgh
The East End of Pittsburgh is a large, historically diverse urban area of the city known for its residential neighborhoods, cultural institutions, and commercial districts including places like Oakland, Shadyside, and Squirrel Hill.
- 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_69da6275fa6c8190952924930adee150 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e674ca77c081909cd2f44ccfe3662d |
completed | April 20, 2026, 6:47 p.m. |
Created at: April 11, 2026, 11:41 p.m.