Triple
T9673197
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sellafield |
E234080
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object |
Thermal Oxide Reprocessing Plant
The Thermal Oxide Reprocessing Plant is a major nuclear facility at Sellafield in the UK that was used to reprocess spent nuclear fuel from reactors, recovering usable materials such as uranium and plutonium.
|
E813967
|
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: Thermal Oxide Reprocessing Plant | Statement: [Sellafield, hasFacility, Thermal Oxide Reprocessing Plant]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thermal Oxide Reprocessing Plant Context triple: [Sellafield, hasFacility, Thermal Oxide Reprocessing Plant]
-
A.
S-50 thermal diffusion plant
The S-50 thermal diffusion plant was a World War II facility at Oak Ridge used in the Manhattan Project to enrich uranium through thermal diffusion as part of the U.S. atomic bomb program.
-
B.
K-West Reactor
K-West Reactor is one of the plutonium production reactors at the Hanford Site in Washington State, historically used to support the U.S. nuclear weapons program.
-
C.
X-10 graphite reactor
The X-10 graphite reactor was an early nuclear reactor at Oak Ridge, Tennessee, built during the Manhattan Project as a pilot plant for plutonium production and a key step toward the development of nuclear weapons and nuclear energy.
-
D.
S2W nuclear reactor
The S2W nuclear reactor was an early U.S. Navy pressurized water reactor design that powered the world’s first operational nuclear-powered submarine, USS Nautilus.
-
E.
K Reactor
K Reactor is a decommissioned nuclear production reactor at the Savannah River Site in South Carolina that was used primarily for producing weapons-grade materials during the Cold War.
- 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: Thermal Oxide Reprocessing Plant Triple: [Sellafield, hasFacility, Thermal Oxide Reprocessing Plant]
Generated description
The Thermal Oxide Reprocessing Plant is a major nuclear facility at Sellafield in the UK that was used to reprocess spent nuclear fuel from reactors, recovering usable materials such as uranium and plutonium.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Thermal Oxide Reprocessing Plant Target entity description: The Thermal Oxide Reprocessing Plant is a major nuclear facility at Sellafield in the UK that was used to reprocess spent nuclear fuel from reactors, recovering usable materials such as uranium and plutonium.
-
A.
S-50 thermal diffusion plant
The S-50 thermal diffusion plant was a World War II facility at Oak Ridge used in the Manhattan Project to enrich uranium through thermal diffusion as part of the U.S. atomic bomb program.
-
B.
K-West Reactor
K-West Reactor is one of the plutonium production reactors at the Hanford Site in Washington State, historically used to support the U.S. nuclear weapons program.
-
C.
X-10 graphite reactor
The X-10 graphite reactor was an early nuclear reactor at Oak Ridge, Tennessee, built during the Manhattan Project as a pilot plant for plutonium production and a key step toward the development of nuclear weapons and nuclear energy.
-
D.
S2W nuclear reactor
The S2W nuclear reactor was an early U.S. Navy pressurized water reactor design that powered the world’s first operational nuclear-powered submarine, USS Nautilus.
-
E.
K Reactor
K Reactor is a decommissioned nuclear production reactor at the Savannah River Site in South Carolina that was used primarily for producing weapons-grade materials during the Cold War.
- 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_69ca848f55e48190b3f67252571c3d45 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9c6c05c481909885bfdb850e7527 |
completed | April 1, 2026, 10:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d18a2d030c8190ada52e855bc9afc8 |
completed | April 4, 2026, 10:01 p.m. |
| NEDg | Description generation | batch_69d18bf051448190aaa3a7198c23fd39 |
completed | April 4, 2026, 10:08 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d18c8783f08190858681b51096fe56 |
completed | April 4, 2026, 10:11 p.m. |
Created at: March 30, 2026, 8:15 p.m.