Triple
T19938619
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mayfield Lake |
E479242
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Cowlitz River Project |
—
|
NE NERFINISHED |
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: Cowlitz River Project | Statement: [Mayfield Lake, partOf, Cowlitz River Project]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cowlitz River Project Context triple: [Mayfield Lake, partOf, Cowlitz River Project]
-
A.
Clackamas River Hydroelectric Project
The Clackamas River Hydroelectric Project is a hydroelectric power system on Oregon’s Clackamas River that includes multiple dams and facilities generating renewable electricity.
-
B.
Mokelumne River Project
The Mokelumne River Project is a hydroelectric and water supply system on California’s Mokelumne River that includes dams, reservoirs, powerhouses, and associated facilities supporting regional water and energy needs.
-
C.
Deschutes Project
The Deschutes Project is a U.S. Bureau of Reclamation irrigation and water management development in central Oregon that supplies water for agriculture, municipalities, and wildlife habitat along the Deschutes River basin.
-
D.
Willamette Valley Project dams
The Willamette Valley Project dams are a network of U.S. Army Corps of Engineers flood-control and multipurpose dams in Oregon’s Willamette River Basin that provide flood risk management, hydropower, water supply, recreation, and environmental benefits.
-
E.
Skagit River Hydroelectric Project
The Skagit River Hydroelectric Project is a major hydroelectric power system in Washington State that supplies electricity to the Seattle area through a series of dams and reservoirs on the Skagit River.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cowlitz River Project Target entity description: The Cowlitz River Project is a hydroelectric and flood-control development on Washington’s Cowlitz River that includes multiple dams, reservoirs, and related facilities.
-
A.
Clackamas River Hydroelectric Project
The Clackamas River Hydroelectric Project is a hydroelectric power system on Oregon’s Clackamas River that includes multiple dams and facilities generating renewable electricity.
-
B.
Mokelumne River Project
The Mokelumne River Project is a hydroelectric and water supply system on California’s Mokelumne River that includes dams, reservoirs, powerhouses, and associated facilities supporting regional water and energy needs.
-
C.
Deschutes Project
The Deschutes Project is a U.S. Bureau of Reclamation irrigation and water management development in central Oregon that supplies water for agriculture, municipalities, and wildlife habitat along the Deschutes River basin.
-
D.
Willamette Valley Project dams
The Willamette Valley Project dams are a network of U.S. Army Corps of Engineers flood-control and multipurpose dams in Oregon’s Willamette River Basin that provide flood risk management, hydropower, water supply, recreation, and environmental benefits.
-
E.
Skagit River Hydroelectric Project
The Skagit River Hydroelectric Project is a major hydroelectric power system in Washington State that supplies electricity to the Seattle area through a series of dams and reservoirs on the Skagit River.
- F. None of above. chosen
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_69d8e522a17c819095165d4d24939fd8 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65a190ac08190b9dc7955c9764a71 |
completed | April 20, 2026, 4:53 p.m. |
Created at: April 10, 2026, 1:53 p.m.