Triple
T20533959
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pittsburgh Plate Glass Company |
E504142
|
entity |
| Predicate | foundedBy |
P104
|
FINISHED |
| Object | John Pitcairn Jr. |
—
|
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: John Pitcairn Jr. | Statement: [Pittsburgh Plate Glass Company, foundedBy, John Pitcairn Jr.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: John Pitcairn Jr. Context triple: [Pittsburgh Plate Glass Company, foundedBy, John Pitcairn Jr.]
-
A.
John Pitcairn Jr.
chosen
John Pitcairn Jr. was an American industrialist and philanthropist best known as a co-founder of the glass and coatings giant PPG Industries.
-
B.
John Pitcairn
John Pitcairn was a British Marine officer best known for leading advance troops during the opening clashes of the American Revolutionary War.
-
C.
Frank Pitcairn
Frank Pitcairn was a pseudonym used by British journalist and communist writer Claud Cockburn, particularly for his political reporting and commentary.
-
D.
Charles Pritchard
Charles Pritchard was a 19th-century British astronomer and clergyman known for his pioneering work in stellar photometry and his influential role in developing observational astronomy at Oxford.
-
E.
William Pierson
William Pierson is a tough, battle-hardened U.S. Army staff sergeant and key supporting character in the World War II–themed video game Call of Duty: WWII.
- 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_69e0b4b476648190bc6019622ae54d3c |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6a06d30508190a13d1a9855b441fb |
completed | April 20, 2026, 9:53 p.m. |
Created at: April 16, 2026, 11:37 a.m.