Triple
T22854692
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | American Centrifuge Plant (planned) |
E566446
|
entity |
| Predicate | ownershipHistory |
P22003
|
FINISHED |
| Object | Centrus Energy Corp. (successor to USEC Inc.) |
—
|
NE NERFINISHED |
How this triple was built (2 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: Centrus Energy Corp. (successor to USEC Inc.) | Statement: [American Centrifuge Plant (planned), ownershipHistory, Centrus Energy Corp. (successor to USEC Inc.)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Centrus Energy Corp. (successor to USEC Inc.) Context triple: [American Centrifuge Plant (planned), ownershipHistory, Centrus Energy Corp. (successor to USEC Inc.)]
-
A.
Cameco Fuel Manufacturing
Cameco Fuel Manufacturing is a nuclear fuel production company that fabricates fuel and related components for the nuclear power industry as part of Cameco Corporation’s operations.
-
B.
Nuclear Corporation of America
Nuclear Corporation of America was a diversified American industrial holding company that, among other assets, owned the REO automobile brand during its later corporate history.
-
C.
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.
-
D.
Linde Air Products uranium facilities
The Linde Air Products uranium facilities were industrial plants in Tonawanda, New York, that processed uranium ore and concentrates for the U.S. atomic bomb program during the Manhattan Project.
-
E.
United States Enrichment Corporation
chosen
The United States Enrichment Corporation is a U.S. government-created company that specialized in enriching uranium for nuclear power plants and related applications.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e2458750b481908a8e4cf4609cc6cf |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17ebb4ea48190b4b865e316f6a75f |
completed | April 29, 2026, 3:44 a.m. |
Created at: April 17, 2026, 3:37 p.m.