Triple
T20020361
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Mifflin, Pennsylvania |
E494839
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Monongahela River plateau region |
—
|
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: Monongahela River plateau region | Statement: [West Mifflin, Pennsylvania, locatedOn, Monongahela River plateau region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Monongahela River plateau region Context triple: [West Mifflin, Pennsylvania, locatedOn, Monongahela River plateau region]
-
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.
Allegheny River Valley
The Allegheny River Valley is a river valley region in western Pennsylvania shaped by the Allegheny River, known for its industrial towns, natural landscapes, and historical significance in transportation and commerce.
-
C.
Pennyrile Plateau
The Pennyrile Plateau is a karst-rich upland region in western Kentucky characterized by rolling hills, sinkholes, caves, and fertile farmland.
-
D.
Pennsylvania Wilds region
The Pennsylvania Wilds region is a largely rural, heavily forested area of north-central Pennsylvania known for its extensive public lands, outdoor recreation opportunities, and abundant wildlife.
-
E.
Broad Mountain plateau
Broad Mountain plateau is a high, elevated landform in eastern Pennsylvania that forms part of the Appalachian Mountains and hosts communities such as Frackville.
- 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_69da626bfd288190aa5d65098b6433ae |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6623f1598819097ad4fa392540901 |
completed | April 20, 2026, 5:28 p.m. |
Created at: April 11, 2026, 3:34 p.m.