Triple

T16384936
Position Surface form Disambiguated ID Type / Status
Subject Southern Nuclear Operating Company E397895 entity
Predicate partOf P40 FINISHED
Object Southern Company nuclear fleet
The Southern Company nuclear fleet is the collection of nuclear power plants owned by Southern Company that generate electricity for its utility customers in the southeastern United States.
E397895 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 Company nuclear fleet | Statement: [Southern Nuclear Operating Company, partOf, Southern Company nuclear fleet]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Southern Company nuclear fleet
Context triple: [Southern Nuclear Operating Company, partOf, Southern Company nuclear fleet]
  • A. Southern Nuclear Operating Company
    Southern Nuclear Operating Company is a U.S.-based nuclear power plant operator that manages several commercial nuclear generating stations in the southeastern United States.
  • B. Savannah River Nuclear Solutions
    Savannah River Nuclear Solutions is a U.S. government contractor responsible for managing and operating nuclear facilities and environmental cleanup activities at the Savannah River Site in South Carolina.
  • C. Clinton Nuclear Generating Station
    Clinton Nuclear Generating Station is a single-unit boiling water reactor nuclear power plant that produces electricity for the regional grid in central Illinois.
  • D. Westinghouse Savannah River Company
    Westinghouse Savannah River Company was a U.S. government contractor that managed and operated the Department of Energy’s Savannah River Site, focusing on nuclear materials production, environmental cleanup, and related research.
  • E. 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.
  • 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 Company nuclear fleet
Triple: [Southern Nuclear Operating Company, partOf, Southern Company nuclear fleet]
Generated description
The Southern Company nuclear fleet is the collection of nuclear power plants owned by Southern Company that generate electricity for its utility customers in the southeastern United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Southern Company nuclear fleet
Target entity description: The Southern Company nuclear fleet is the collection of nuclear power plants owned by Southern Company that generate electricity for its utility customers in the southeastern United States.
  • A. Southern Nuclear Operating Company chosen
    Southern Nuclear Operating Company is a U.S.-based nuclear power plant operator that manages several commercial nuclear generating stations in the southeastern United States.
  • B. Savannah River Nuclear Solutions
    Savannah River Nuclear Solutions is a U.S. government contractor responsible for managing and operating nuclear facilities and environmental cleanup activities at the Savannah River Site in South Carolina.
  • C. Clinton Nuclear Generating Station
    Clinton Nuclear Generating Station is a single-unit boiling water reactor nuclear power plant that produces electricity for the regional grid in central Illinois.
  • D. Westinghouse Savannah River Company
    Westinghouse Savannah River Company was a U.S. government contractor that managed and operated the Department of Energy’s Savannah River Site, focusing on nuclear materials production, environmental cleanup, and related research.
  • E. 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.
  • 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_69d87f2880b48190ae1a9673a3bbef80 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e3263c60088190b85a8c02bc3ef315 completed April 18, 2026, 6:35 a.m.
NED1 Entity disambiguation (via context triple) batch_6a00356cf44081909133b599cfe9ed4a completed May 10, 2026, 7:36 a.m.
NEDg Description generation batch_6a00369391a08190bb5521e2fcc839c6 completed May 10, 2026, 7:41 a.m.
NED2 Entity disambiguation (via description) batch_6a00374326948190ae039bc689054387 completed May 10, 2026, 7:44 a.m.
Created at: April 10, 2026, 5:08 a.m.