Triple

T842114
Position Surface form Disambiguated ID Type / Status
Subject Savannah River Site E18199 entity
Predicate formerOperator P179 FINISHED
Object 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.
E101609 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: Westinghouse Savannah River Company | Statement: [Savannah River Site, formerOperator, Westinghouse Savannah River Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Westinghouse Savannah River Company
Context triple: [Savannah River Site, formerOperator, Westinghouse Savannah River Company]
  • A. 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.
  • B. UT–Battelle, LLC
    UT–Battelle, LLC is a private, nonprofit management and operating contractor formed by the University of Tennessee and Battelle Memorial Institute to run the U.S. Department of Energy’s Oak Ridge National Laboratory.
  • C. Savannah River Site
    Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
  • D. Washington River Protection Solutions
    Washington River Protection Solutions is a U.S. Department of Energy contractor responsible for managing and remediating radioactive and hazardous tank waste at the Hanford nuclear site in Washington State.
  • E. 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.
  • 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: Westinghouse Savannah River Company
Triple: [Savannah River Site, formerOperator, Westinghouse Savannah River Company]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Westinghouse Savannah River Company
Target entity description: 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.
  • A. 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.
  • B. UT–Battelle, LLC
    UT–Battelle, LLC is a private, nonprofit management and operating contractor formed by the University of Tennessee and Battelle Memorial Institute to run the U.S. Department of Energy’s Oak Ridge National Laboratory.
  • C. Savannah River Site
    Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
  • D. Washington River Protection Solutions
    Washington River Protection Solutions is a U.S. Department of Energy contractor responsible for managing and remediating radioactive and hazardous tank waste at the Hanford nuclear site in Washington State.
  • E. 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.
  • 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_69a4938b04208190b82e1df6b572c548 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4abe6f0dc8190a1bebb5e21f4ceac completed March 1, 2026, 9:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7a3bb2fa08190b1e8f26ceb04b08c completed March 4, 2026, 3:15 a.m.
NEDg Description generation batch_69a7a5929de48190b01f45fbf19c72dc completed March 4, 2026, 3:22 a.m.
NED2 Entity disambiguation (via description) batch_69a7a63205308190b55b76116c0d5e7c completed March 4, 2026, 3:25 a.m.
Created at: March 1, 2026, 7:38 p.m.