Triple
T4707318
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Edgar Thomson Steel Works |
E104420
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Monongahela River Valley |
E167209
|
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: Monongahela River Valley | Statement: [Edgar Thomson Steel Works, locatedIn, Monongahela River Valley]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Monongahela River Valley Context triple: [Edgar Thomson Steel Works, locatedIn, Monongahela River Valley]
-
A.
Monongahela River Valley
chosen
The Monongahela River Valley is a region in the Appalachian Plateau of the eastern United States characterized by the Monongahela River and its surrounding industrial, coal-mining, and rural communities in Pennsylvania and West Virginia.
-
B.
Lackawanna River valley
The Lackawanna River valley is a northeastern Pennsylvania river valley historically known as a center of anthracite coal mining and the urban-industrial corridor that includes the city of Scranton.
-
C.
Youghiogheny River Gorge
The Youghiogheny River Gorge is a scenic, steep-walled river canyon in southwestern Pennsylvania known for its rugged natural beauty, whitewater rapids, and popular hiking and rafting opportunities.
-
D.
Monongahela River
The Monongahela River is a major waterway in the Appalachian region of the United States that flows north from West Virginia into Pennsylvania, where it joins the Allegheny River at Pittsburgh to form the Ohio River.
-
E.
Cumberland Valley
Cumberland Valley is a region in south-central Pennsylvania known for its fertile agricultural land, historic towns, and role as a transportation corridor through the Appalachian Mountains.
- 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_69bd43eac3c08190af7e4020c6c3704c |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd63e9f0b88190820aa7fba2f91b6e |
completed | March 20, 2026, 3:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be4d7ad90c8190b6f36472a209a0f9 |
completed | March 21, 2026, 7:49 a.m. |
Created at: March 20, 2026, 1:17 p.m.