Triple
T14567867
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | O’Neill Forebay |
E341832
|
entity |
| Predicate | isReservoirOf |
P27603
|
FINISHED |
| Object |
San Luis Unit of the Central Valley Project
The San Luis Unit of the Central Valley Project is a major federal water storage and delivery system in California’s Central Valley that supplies irrigation and municipal water through interconnected reservoirs, canals, and pumping facilities.
|
E9027
|
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: San Luis Unit of the Central Valley Project | Statement: [O’Neill Forebay, isReservoirOf, San Luis Unit of the Central Valley Project]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Luis Unit of the Central Valley Project Context triple: [O’Neill Forebay, isReservoirOf, San Luis Unit of the Central Valley Project]
-
A.
Folsom Dam
Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
-
B.
Central Valley Project
The Central Valley Project is a large-scale federal water management system in California that stores and delivers water for agriculture, cities, and environmental uses across the Central Valley.
-
C.
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.
-
D.
New Melones Dam
New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
-
E.
Feather River Project
The Feather River Project is a major California water development and hydroelectric initiative centered on the Feather River watershed, providing water storage, power generation, 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: San Luis Unit of the Central Valley Project Triple: [O’Neill Forebay, isReservoirOf, San Luis Unit of the Central Valley Project]
Generated description
The San Luis Unit of the Central Valley Project is a major federal water storage and delivery system in California’s Central Valley that supplies irrigation and municipal water through interconnected reservoirs, canals, and pumping facilities.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: San Luis Unit of the Central Valley Project Target entity description: The San Luis Unit of the Central Valley Project is a major federal water storage and delivery system in California’s Central Valley that supplies irrigation and municipal water through interconnected reservoirs, canals, and pumping facilities.
-
A.
Folsom Dam
Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
-
B.
Central Valley Project
chosen
The Central Valley Project is a large-scale federal water management system in California that stores and delivers water for agriculture, cities, and environmental uses across the Central Valley.
-
C.
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.
-
D.
New Melones Dam
New Melones Dam is a large multipurpose reservoir and hydroelectric facility on the Stanislaus River in California, providing water storage, flood control, and power generation.
-
E.
Feather River Project
The Feather River Project is a major California water development and hydroelectric initiative centered on the Feather River watershed, providing water storage, power generation, and flood control for the state.
- F. None of above.
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_69d822dcc6248190bed689984bceb0e2 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb38d89fc819086709fd3607b835f |
completed | April 14, 2026, 9:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd94b4013881908fddb8b3cf8494de |
completed | May 8, 2026, 7:45 a.m. |
| NEDg | Description generation | batch_69fd980aeb888190a02d958705f21a35 |
completed | May 8, 2026, 8 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fd9955f2288190a5ce924a30e21588 |
completed | May 8, 2026, 8:05 a.m. |
Created at: April 10, 2026, 1:23 a.m.