Triple
T19151488
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Golden Triangle (Pittsburgh) |
E468817
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | Pittsburgh City-County Building |
E1097339
|
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: Pittsburgh City-County Building | Statement: [Golden Triangle (Pittsburgh), contains, Pittsburgh City-County Building]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pittsburgh City-County Building Context triple: [Golden Triangle (Pittsburgh), contains, Pittsburgh City-County Building]
-
A.
Pittsburgh City-County Building
chosen
The Pittsburgh City-County Building is a historic Beaux-Arts style government building in Downtown Pittsburgh that houses the primary offices and courts of the city and Allegheny County.
-
B.
U.S. Post Office and Courthouse, Pittsburgh
The U.S. Post Office and Courthouse in Pittsburgh is a historic federal building designed by architect Egerton Swartwout, notable for its grand Beaux-Arts architecture and combined postal and judicial functions.
-
C.
Cincinnati City Hall
Cincinnati City Hall is the historic municipal building in downtown Cincinnati that houses the city’s primary government offices and chambers.
-
D.
Frick Building (Pittsburgh)
The Frick Building in Pittsburgh is a historic early 20th-century skyscraper commissioned by industrialist Henry Clay Frick, notable for its Beaux-Arts design and prominence in the city’s downtown skyline.
-
E.
U.S. Steel Tower, Pittsburgh
The U.S. Steel Tower in Pittsburgh is a prominent steel-framed skyscraper and city landmark known for its distinctive triangular footprint and role as a major office hub.
- 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_69d8dd084ff48190ac0f8c46ee722629 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e97cfaa08190b7085d28fe970108 |
completed | April 20, 2026, 8:53 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a06f25476488190aa7dd874a54ecb91 |
completed | May 15, 2026, 10:15 a.m. |
Created at: April 10, 2026, 12:06 p.m.