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.