Triple
T8917671
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Waste Treatment and Immobilization Plant |
E212332
|
entity |
| Predicate | managedBy |
P86
|
FINISHED |
| Object | DOE Office of River Protection |
E38035
|
NE FINISHED |
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: DOE Office of River Protection | Statement: [Waste Treatment and Immobilization Plant, managedBy, DOE Office of River Protection]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: DOE Office of River Protection Context triple: [Waste Treatment and Immobilization Plant, managedBy, DOE Office of River Protection]
-
A.
U.S. Department of Energy Office of River Protection
chosen
The U.S. Department of Energy Office of River Protection is the DOE office responsible for managing and overseeing the safe storage, treatment, and disposal of radioactive tank waste at the Hanford Site in Washington State.
-
B.
Savannah River Operations Office
The Savannah River Operations Office is a U.S. Department of Energy field office responsible for overseeing nuclear materials management, environmental cleanup, and related operations at the Savannah River Site in South Carolina.
-
C.
Waste Treatment and Immobilization Plant (Hanford WTP)
The Waste Treatment and Immobilization Plant (Hanford WTP) is a large-scale nuclear waste processing facility at the Hanford Site in Washington State, designed to treat and vitrify high-level radioactive waste stored in underground tanks.
-
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.
Savannah River National Laboratory
Savannah River National Laboratory is a U.S. Department of Energy research facility in South Carolina specializing in nuclear materials management, environmental remediation, and national security technologies.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca8393b1808190bd4336787ffa2c40 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc66120eb08190913ab6c42f26ffb8 |
completed | April 1, 2026, 12:25 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfba49d65c8190b9d9908822198cc0 |
completed | April 3, 2026, 1:02 p.m. |
Created at: March 30, 2026, 6:56 p.m.