Triple
T6109987
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gulf Oil |
E136210
|
entity |
| Predicate | ownedAsset |
P3488
|
FINISHED |
| Object | Gulf Building (Pittsburgh) |
E569374
|
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: Gulf Building (Pittsburgh) | Statement: [Gulf Oil, ownedAsset, Gulf Building (Pittsburgh)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gulf Building (Pittsburgh) Context triple: [Gulf Oil, ownedAsset, Gulf Building (Pittsburgh)]
-
A.
Gulf Building, Pittsburgh
chosen
The Gulf Building in Pittsburgh is a historic skyscraper that once served as the iconic headquarters of the Gulf Oil Corporation and remains a prominent feature of the city's skyline.
-
B.
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.
-
C.
The Tower at PNC Plaza in Pittsburgh
The Tower at PNC Plaza in Pittsburgh is a high-performance, sustainably designed office skyscraper that serves as PNC Financial Services’ headquarters and a showcase for advanced green building technologies.
-
D.
Carnegie Building
The Carnegie Building is a historic wing of the Tasmanian Museum and Art Gallery in Hobart, originally funded by philanthropist Andrew Carnegie as part of his global support for public cultural institutions.
-
E.
Wabash Building
The Wabash Building is Roosevelt University's distinctive vertical campus skyscraper in downtown Chicago, known for its mixed-use academic, residential, and recreational facilities.
- 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_69c0089ea6f88190b349be53e04b4f5f |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c05b84ed088190a12cdb844d743326 |
completed | March 22, 2026, 9:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c13598c54c8190b3701de83005875c |
completed | March 23, 2026, 12:44 p.m. |
Created at: March 22, 2026, 4:13 p.m.