Triple

T3889421
Position Surface form Disambiguated ID Type / Status
Subject Hatch Nuclear Power Plant E88021 entity
Predicate hasOwnerShareholder P35304 FINISHED
Object Oglethorpe Power Corporation
Oglethorpe Power Corporation is a Georgia-based electric cooperative that generates and supplies wholesale power to member-owned utilities, including through ownership stakes in nuclear facilities.
E400911 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: Oglethorpe Power Corporation | Statement: [Hatch Nuclear Power Plant, hasOwnerShareholder, Oglethorpe Power Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Oglethorpe Power Corporation
Context triple: [Hatch Nuclear Power Plant, hasOwnerShareholder, Oglethorpe Power Corporation]
  • A. Southern Company
    Southern Company is one of the largest U.S. energy providers, primarily supplying electricity and natural gas across the southeastern United States through its regulated utilities and related businesses.
  • B. Southeastern Power Administration
    The Southeastern Power Administration is a U.S. federal agency that markets and delivers hydroelectric power generated at federally owned dams to public bodies and rural electric cooperatives in the southeastern United States.
  • C. Mississippi Power
    Mississippi Power is a regional electric utility company serving customers in parts of Mississippi as part of the Southern Company family of energy providers.
  • D. Southern Power
    Southern Power is a U.S.-based wholesale energy company that develops, owns, and operates a portfolio of power generation assets, primarily focused on clean and renewable energy.
  • E. Duke Power Company
    Duke Power Company is a U.S. electric utility company historically known for its involvement in the landmark employment discrimination case Griggs v. Duke Power Co.
  • 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: Oglethorpe Power Corporation
Triple: [Hatch Nuclear Power Plant, hasOwnerShareholder, Oglethorpe Power Corporation]
Generated description
Oglethorpe Power Corporation is a Georgia-based electric cooperative that generates and supplies wholesale power to member-owned utilities, including through ownership stakes in nuclear facilities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Oglethorpe Power Corporation
Target entity description: Oglethorpe Power Corporation is a Georgia-based electric cooperative that generates and supplies wholesale power to member-owned utilities, including through ownership stakes in nuclear facilities.
  • A. Southern Company
    Southern Company is one of the largest U.S. energy providers, primarily supplying electricity and natural gas across the southeastern United States through its regulated utilities and related businesses.
  • B. Southeastern Power Administration
    The Southeastern Power Administration is a U.S. federal agency that markets and delivers hydroelectric power generated at federally owned dams to public bodies and rural electric cooperatives in the southeastern United States.
  • C. Mississippi Power
    Mississippi Power is a regional electric utility company serving customers in parts of Mississippi as part of the Southern Company family of energy providers.
  • D. Southern Power
    Southern Power is a U.S.-based wholesale energy company that develops, owns, and operates a portfolio of power generation assets, primarily focused on clean and renewable energy.
  • E. Duke Power Company
    Duke Power Company is a U.S. electric utility company historically known for its involvement in the landmark employment discrimination case Griggs v. Duke Power Co.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasOwnerShareholder
Context triple: [Hatch Nuclear Power Plant, hasOwnerShareholder, Oglethorpe Power Corporation]
  • A. hasOwnerShare chosen
    Indicates that an entity holds a specified ownership stake or share in another entity or asset.
  • B. hasCapitalOwnerRole
    Indicates that an entity holds the role or status of owning capital in relation to another entity or asset.
  • C. hasStakeholder
    Indicates that an entity is a stakeholder of another entity, typically having an interest, involvement, or influence in its activities or outcomes.
  • D. sharesOwnershipStructureWith
    Indicates that two entities have the same or closely aligned ownership structure, such as sharing the same owners, parent company, or control hierarchy.
  • E. majorShareholderOf
    Indicates that one entity owns a controlling or significantly large portion of another entity’s shares or equity.
  • 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_69aed9466d548190939f5217a23ed4ac completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeecaee7148190ada451ccfc6582ee completed March 9, 2026, 3:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69b533788a70819089d028cee84a7e87 completed March 14, 2026, 10:07 a.m.
NEDg Description generation batch_69b53404294881908a91dced77133b57 completed March 14, 2026, 10:10 a.m.
NED2 Entity disambiguation (via description) batch_69b53482a40c8190bd62b0bc8df92c0c completed March 14, 2026, 10:12 a.m.
PD Predicate disambiguation batch_69aee759609c8190985e96ec6d96dedd completed March 9, 2026, 3:29 p.m.
Created at: March 9, 2026, 3:21 p.m.