Triple
T19286898
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Fork Feather River |
E482336
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Oroville–Thermalito hydroelectric complex
The Oroville–Thermalito hydroelectric complex is a major water management and power generation system in California centered on Oroville Dam, incorporating reservoirs, powerplants, and canals for flood control, irrigation, and electricity production.
|
E1368058
|
NE FINISHED |
How this triple was built (4 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: Oroville–Thermalito hydroelectric complex | Statement: [South Fork Feather River, partOf, Oroville–Thermalito hydroelectric complex]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oroville–Thermalito hydroelectric complex Context triple: [South Fork Feather River, partOf, Oroville–Thermalito hydroelectric complex]
-
A.
Shasta–Keswick hydroelectric system
The Shasta–Keswick hydroelectric system is a network of dams, reservoirs, and power plants on the upper Sacramento River in California that generates hydroelectric power and regulates water flow for flood control and irrigation.
-
B.
Pit River hydroelectric system
The Pit River hydroelectric system is a network of dams, reservoirs, and power plants on California’s Pit River that generates hydroelectric power for the region.
-
C.
Yuba Dam
Yuba Dam is a water-control structure in Utah that impounds the Sevier River to form Yuba Reservoir for irrigation, recreation, and flood management.
-
D.
John Day Dam
John Day Dam is a large hydroelectric dam on the Columbia River in the Pacific Northwest, known for its significant power generation capacity and role in regional navigation and water management.
-
E.
Shasta Dam
Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Oroville–Thermalito hydroelectric complex Triple: [South Fork Feather River, partOf, Oroville–Thermalito hydroelectric complex]
Generated description
The Oroville–Thermalito hydroelectric complex is a major water management and power generation system in California centered on Oroville Dam, incorporating reservoirs, powerplants, and canals for flood control, irrigation, and electricity production.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Oroville–Thermalito hydroelectric complex Target entity description: The Oroville–Thermalito hydroelectric complex is a major water management and power generation system in California centered on Oroville Dam, incorporating reservoirs, powerplants, and canals for flood control, irrigation, and electricity production.
-
A.
Shasta–Keswick hydroelectric system
The Shasta–Keswick hydroelectric system is a network of dams, reservoirs, and power plants on the upper Sacramento River in California that generates hydroelectric power and regulates water flow for flood control and irrigation.
-
B.
Pit River hydroelectric system
The Pit River hydroelectric system is a network of dams, reservoirs, and power plants on California’s Pit River that generates hydroelectric power for the region.
-
C.
Yuba Dam
Yuba Dam is a water-control structure in Utah that impounds the Sevier River to form Yuba Reservoir for irrigation, recreation, and flood management.
-
D.
John Day Dam
John Day Dam is a large hydroelectric dam on the Columbia River in the Pacific Northwest, known for its significant power generation capacity and role in regional navigation and water management.
-
E.
Shasta Dam
Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
- F. None of above. chosen
Provenance (5 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_69d8e8cf61b0819096fe3e4107827c4e |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fc032f108190a89e47d1458f3f55 |
completed | April 20, 2026, 10:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a070e80d5b08190b304a874dac3d21d |
completed | May 15, 2026, 12:16 p.m. |
| NEDg | Description generation | batch_6a070ef513888190b8c9f8c2de36f234 |
completed | May 15, 2026, 12:17 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a070feb5d948190b8d05d13f250d2ab |
completed | May 15, 2026, 12:22 p.m. |
Created at: April 10, 2026, 1:30 p.m.