Triple
T16698569
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Copco Dam No. 1 |
E405781
|
entity |
| Predicate | connectedTo |
P37
|
FINISHED |
| Object |
Copco No. 1 Powerhouse
Copco No. 1 Powerhouse is a historic hydroelectric generating station on the Klamath River in northern California that converts water from Copco Dam No. 1 into electricity.
|
E1229302
|
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: Copco No. 1 Powerhouse | Statement: [Copco Dam No. 1, connectedTo, Copco No. 1 Powerhouse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Copco No. 1 Powerhouse Context triple: [Copco Dam No. 1, connectedTo, Copco No. 1 Powerhouse]
-
A.
Folsom Powerplant
Folsom Powerplant is a hydroelectric generating facility in California that harnesses water from Folsom Dam to produce electricity and support regional water and flood management.
-
B.
Castaic Power Plant
Castaic Power Plant is a large pumped-storage hydroelectric facility in Los Angeles County, California, that generates electricity by moving water between Castaic Lake and Pyramid Lake to help balance regional power demand.
-
C.
Devil Canyon Powerplant
Devil Canyon Powerplant is a hydroelectric generating facility in Southern California that produces power as part of the State Water Project’s water conveyance and energy system.
-
D.
Gianelli Pumping–Generating Plant
The Gianelli Pumping–Generating Plant is a major hydroelectric and pumping facility in California that moves water for irrigation and storage while generating electricity as part of the state’s Central Valley Project.
-
E.
Palo Seco Power Plant
Palo Seco Power Plant is a major thermoelectric generating station in Puerto Rico that supplies electricity to the San Juan metropolitan area and surrounding regions.
- 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: Copco No. 1 Powerhouse Triple: [Copco Dam No. 1, connectedTo, Copco No. 1 Powerhouse]
Generated description
Copco No. 1 Powerhouse is a historic hydroelectric generating station on the Klamath River in northern California that converts water from Copco Dam No. 1 into electricity.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Copco No. 1 Powerhouse Target entity description: Copco No. 1 Powerhouse is a historic hydroelectric generating station on the Klamath River in northern California that converts water from Copco Dam No. 1 into electricity.
-
A.
Folsom Powerplant
Folsom Powerplant is a hydroelectric generating facility in California that harnesses water from Folsom Dam to produce electricity and support regional water and flood management.
-
B.
Castaic Power Plant
Castaic Power Plant is a large pumped-storage hydroelectric facility in Los Angeles County, California, that generates electricity by moving water between Castaic Lake and Pyramid Lake to help balance regional power demand.
-
C.
Devil Canyon Powerplant
Devil Canyon Powerplant is a hydroelectric generating facility in Southern California that produces power as part of the State Water Project’s water conveyance and energy system.
-
D.
Gianelli Pumping–Generating Plant
The Gianelli Pumping–Generating Plant is a major hydroelectric and pumping facility in California that moves water for irrigation and storage while generating electricity as part of the state’s Central Valley Project.
-
E.
Palo Seco Power Plant
Palo Seco Power Plant is a major thermoelectric generating station in Puerto Rico that supplies electricity to the San Juan metropolitan area and surrounding regions.
- 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_69d8838db21081909589220fd71440a4 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e3832f550c8190bf7514d4611dec6a |
completed | April 18, 2026, 1:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00919ee61c81909928dd26270e9614 |
completed | May 10, 2026, 2:09 p.m. |
| NEDg | Description generation | batch_6a00925fda608190b3674bd5e9ca6bf5 |
completed | May 10, 2026, 2:12 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00939075d88190a63cdd942eb3fea8 |
completed | May 10, 2026, 2:17 p.m. |
Created at: April 10, 2026, 5:19 a.m.