Triple
T4923714
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | U.S. Steel Mon Valley Works |
E110524
|
entity |
| Predicate | riverAccess |
P5565
|
FINISHED |
| Object | Monongahela River |
E54914
|
NE FINISHED |
How this triple was built (3 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 | Statement: [U.S. Steel Mon Valley Works, riverAccess, Monongahela River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Monongahela River Context triple: [U.S. Steel Mon Valley Works, riverAccess, Monongahela River]
-
A.
Monongahela River
chosen
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.
-
B.
Allegheny River
The Allegheny River is a major waterway in western Pennsylvania and New York that joins the Monongahela River at Pittsburgh to form the Ohio River.
-
C.
Allegheny
Allegheny was the original name of the Major League Baseball franchise now known as the Pittsburgh Pirates.
-
D.
Youghiogheny River
The Youghiogheny River is a major tributary of the Monongahela River that flows through Maryland, West Virginia, and southwestern Pennsylvania, known for its scenic gorges and popular whitewater recreation.
-
E.
Mahoning River
The Mahoning River is a tributary of the Beaver River that flows through northeastern Ohio and western Pennsylvania, historically significant for its role in the region’s steel and industrial development.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: riverAccess Context triple: [U.S. Steel Mon Valley Works, riverAccess, Monongahela River]
-
A.
waterwayAccess
Indicates that one location has direct access to a waterway (such as a river, canal, or sea route) that can be used for transport, navigation, or related activities.
-
B.
waterwayThrough
Indicates that a waterway (such as a river or canal) passes through or traverses a specified geographic area or feature.
-
C.
recreationAccess
Indicates that one entity provides or has the ability to use recreational facilities, activities, or spaces associated with another entity.
-
D.
associatedWithWaterways
Indicates a relationship in which something is connected, linked, or relevant to waterways such as rivers, canals, or streams.
-
E.
waterwayServed
chosen
Indicates that a place, facility, or infrastructure is served by, connected to, or functionally supported by a particular waterway.
- F. None of above.
Provenance (4 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_69bd4413f9908190afcff44d7929cc4c |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6ffd46748190843fed99f02fd8d5 |
completed | March 20, 2026, 4:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beba4d76808190843622211d1eac6f |
completed | March 21, 2026, 3:33 p.m. |
| PD | Predicate disambiguation | batch_69bd6c3695c8819094e7ad2f6d4ba1ac |
completed | March 20, 2026, 3:48 p.m. |
Created at: March 20, 2026, 1:30 p.m.