Triple
T19865610
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rostraver Township, Pennsylvania |
E477380
|
entity |
| Predicate | locatedNear |
P294
|
FINISHED |
| Object | Donora, Pennsylvania |
—
|
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: Donora, Pennsylvania | Statement: [Rostraver Township, Pennsylvania, locatedNear, Donora, Pennsylvania]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Donora, Pennsylvania Context triple: [Rostraver Township, Pennsylvania, locatedNear, Donora, Pennsylvania]
-
A.
Donora, Pennsylvania
chosen
Donora, Pennsylvania is a small industrial borough along the Monongahela River best known for the deadly 1948 smog disaster that became a landmark event in U.S. environmental history.
-
B.
Donora Zinc Works
Donora Zinc Works was a major early 20th-century zinc smelting plant in Donora, Pennsylvania, best known for its role in the deadly 1948 Donora smog incident that spurred modern air pollution regulation in the United States.
-
C.
Bessemer, Pennsylvania
Bessemer, Pennsylvania is a small borough in western Pennsylvania known historically for its steel and industrial heritage.
-
D.
Youngstown, Pennsylvania
Youngstown, Pennsylvania is a small unincorporated community and census-designated place in Westmoreland County, known for its location within the scenic Ligonier Valley region of southwestern Pennsylvania.
-
E.
Clairton, Pennsylvania
Clairton, Pennsylvania is a small industrial city in the Pittsburgh metropolitan area, historically known for its large coke production plant along the Monongahela River.
- 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_69d8e51e7d948190aedbcd6c30361c39 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e6589eb24081908715b683de1edc68 |
completed | April 20, 2026, 4:47 p.m. |
Created at: April 10, 2026, 1:51 p.m.