Triple
T16046126
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keenleyside Dam |
E389223
|
entity |
| Predicate | powerPlantOperator |
P57981
|
FINISHED |
| Object |
Columbia Power Corporation
Columbia Power Corporation is a British Columbia Crown corporation that develops, owns, and operates hydroelectric power projects in the Columbia River Basin.
|
E1191280
|
NE FINISHED |
How this triple was built (5 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: Columbia Power Corporation | Statement: [Keenleyside Dam, powerPlantOperator, Columbia Power Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Columbia Power Corporation Context triple: [Keenleyside Dam, powerPlantOperator, Columbia Power Corporation]
-
A.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
-
B.
National Power Corporation
The National Power Corporation is a Philippine government-owned corporation responsible for power generation and electrification, particularly in missionary and off-grid areas.
-
C.
Yakama Power
Yakama Power is a tribally owned utility company that provides electric power services on the Yakama Nation reservation and surrounding areas.
-
D.
Powerex Corp.
Powerex Corp. is a Canadian energy marketing and trading company that specializes in wholesale electricity and natural gas transactions across North American and international markets.
-
E.
PacifiCorp
PacifiCorp is a major U.S. electric utility company serving customers across several Western states.
- 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: Columbia Power Corporation Triple: [Keenleyside Dam, powerPlantOperator, Columbia Power Corporation]
Generated description
Columbia Power Corporation is a British Columbia Crown corporation that develops, owns, and operates hydroelectric power projects in the Columbia River Basin.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Columbia Power Corporation Target entity description: Columbia Power Corporation is a British Columbia Crown corporation that develops, owns, and operates hydroelectric power projects in the Columbia River Basin.
-
A.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
-
B.
National Power Corporation
The National Power Corporation is a Philippine government-owned corporation responsible for power generation and electrification, particularly in missionary and off-grid areas.
-
C.
Yakama Power
Yakama Power is a tribally owned utility company that provides electric power services on the Yakama Nation reservation and surrounding areas.
-
D.
Powerex Corp.
Powerex Corp. is a Canadian energy marketing and trading company that specializes in wholesale electricity and natural gas transactions across North American and international markets.
-
E.
PacifiCorp
PacifiCorp is a major U.S. electric utility company serving customers across several Western states.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: powerPlantOperator Context triple: [Keenleyside Dam, powerPlantOperator, Columbia Power Corporation]
-
A.
powerplantRole
Indicates that one entity serves in a specific functional or operational role relative to a power plant.
-
B.
roleInPowerStation
chosen
Indicates that one entity holds a specific functional role or responsibility within the operation or management of a power station.
-
C.
powerplant
Indicates that an entity functions as a facility or installation where energy sources are converted into usable power, typically electricity.
-
D.
powerplantFor
Indicates that one entity functions as the power plant or primary energy source serving another entity.
-
E.
powerplantPower
Indicates that a power plant provides or generates a specified amount of electrical power.
- F. None of above.
Provenance (6 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_69d86dae698881908327ef2d67706cb9 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e1ff63edb0819092cbb671967bbdcd |
completed | April 17, 2026, 9:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffdbdbcf248190b7122d61d857e806 |
completed | May 10, 2026, 1:14 a.m. |
| NEDg | Description generation | batch_69ffdcdb551c8190b367407b749314e8 |
completed | May 10, 2026, 1:18 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ffddbfaf088190a644e7898f995c1d |
completed | May 10, 2026, 1:22 a.m. |
| PD | Predicate disambiguation | batch_69e1826f34c081908005bb736f1c485d |
completed | April 17, 2026, 12:44 a.m. |
Created at: April 10, 2026, 4:56 a.m.