Triple

T704227
Position Surface form Disambiguated ID Type / Status
Subject Southern Company E14064 entity
Predicate subsidiary P258 FINISHED
Object Southern Nuclear Operating Company
Southern Nuclear Operating Company is a U.S.-based utility firm that operates and manages nuclear power plants, primarily generating electricity for the southeastern United States.
E14064 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: Southern Nuclear Operating Company | Statement: [Southern Company, subsidiary, Southern Nuclear Operating Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Southern Nuclear Operating Company
Context triple: [Southern Company, subsidiary, Southern Nuclear Operating Company]
  • A. Hope Creek Nuclear Generating Station
    Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
  • B. 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.
  • C. U.S. Nuclear Regulatory Commission
    The U.S. Nuclear Regulatory Commission is the federal agency responsible for overseeing and ensuring the safe use of nuclear materials and facilities in the United States.
  • D. Berkshire Hathaway Energy
    Berkshire Hathaway Energy is a major U.S.-based energy company focused on regulated utilities and renewable power generation, operating as a key subsidiary of Warren Buffett’s Berkshire Hathaway conglomerate.
  • E. Tennessee Valley Authority
    The Tennessee Valley Authority is a federally owned U.S. corporation created during the New Deal to provide regional economic development, flood control, and electricity generation in the Tennessee Valley.
  • 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: Southern Nuclear Operating Company
Triple: [Southern Company, subsidiary, Southern Nuclear Operating Company]
Generated description
Southern Nuclear Operating Company is a U.S.-based utility firm that operates and manages nuclear power plants, primarily generating electricity for the southeastern United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Southern Nuclear Operating Company
Target entity description: Southern Nuclear Operating Company is a U.S.-based utility firm that operates and manages nuclear power plants, primarily generating electricity for the southeastern United States.
  • A. Hope Creek Nuclear Generating Station
    Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
  • B. Southern Company chosen
    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.
  • C. U.S. Nuclear Regulatory Commission
    The U.S. Nuclear Regulatory Commission is the federal agency responsible for overseeing and ensuring the safe use of nuclear materials and facilities in the United States.
  • D. Berkshire Hathaway Energy
    Berkshire Hathaway Energy is a major U.S.-based energy company focused on regulated utilities and renewable power generation, operating as a key subsidiary of Warren Buffett’s Berkshire Hathaway conglomerate.
  • E. Tennessee Valley Authority
    The Tennessee Valley Authority is a federally owned U.S. corporation created during the New Deal to provide regional economic development, flood control, and electricity generation in the Tennessee Valley.
  • 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_69a493494ec48190ae6751683625a9ba completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a533fa788190bba0f55655469c46 completed March 1, 2026, 8:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5dcae2ef88190a9ea1604429f048a completed March 2, 2026, 6:53 p.m.
NEDg Description generation batch_69a5df14e1788190bb2f2cc87cadcb40 completed March 2, 2026, 7:03 p.m.
NED2 Entity disambiguation (via description) batch_69a5ff5dd4808190bb8ae25fbdca0075 completed March 2, 2026, 9:21 p.m.
Created at: March 1, 2026, 7:36 p.m.