Triple
T18719534
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pittsburgh and Lake Erie Railroad |
E457731
|
entity |
| Predicate | servedRegion |
P82
|
FINISHED |
| Object | Youngstown, Ohio area |
—
|
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: Youngstown, Ohio area | Statement: [Pittsburgh and Lake Erie Railroad, servedRegion, Youngstown, Ohio area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Youngstown, Ohio area Context triple: [Pittsburgh and Lake Erie Railroad, servedRegion, Youngstown, Ohio area]
-
A.
Youngstown, Ohio, United States of America
Youngstown, Ohio, United States of America, is an industrial city in northeastern Ohio historically known for its steel production and working-class heritage.
-
B.
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.
-
C.
Youngstown
Youngstown is an industrial city in northeastern Ohio historically known for its steel production and central role in the Rust Belt’s economic rise and decline.
-
D.
Youngstown–Warren–Boardman metropolitan area
chosen
The Youngstown–Warren–Boardman metropolitan area is a multi-county urban and industrial region in northeastern Ohio and western Pennsylvania centered on the city of Youngstown.
-
E.
Lordstown, Ohio
Lordstown, Ohio is a village in northeastern Ohio known historically for its auto manufacturing plant and location within the Youngstown–Warren metropolitan area.
- 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_69d8d393ba9c8190a8b03b04ddbb0a09 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e56ab90adc81909f3b4aabb6d5a707 |
completed | April 19, 2026, 11:52 p.m. |
Created at: April 10, 2026, 11:50 a.m.