Triple
T17080759
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Forsmark Nuclear Power Plant |
E414461
|
entity |
| Predicate | nearbyFacility |
P350
|
FINISHED |
| Object |
SFR Final Repository for Short-lived Radioactive Waste
The SFR Final Repository for Short-lived Radioactive Waste is a Swedish underground facility designed to safely store low- and intermediate-level radioactive waste, located on the coast near the Forsmark nuclear power plant.
|
E1250003
|
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: SFR Final Repository for Short-lived Radioactive Waste | Statement: [Forsmark Nuclear Power Plant, nearbyFacility, SFR Final Repository for Short-lived Radioactive Waste]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SFR Final Repository for Short-lived Radioactive Waste Context triple: [Forsmark Nuclear Power Plant, nearbyFacility, SFR Final Repository for Short-lived Radioactive Waste]
-
A.
High Level Waste Storage Tanks
High Level Waste Storage Tanks are heavily shielded, engineered vessels used to safely contain and cool highly radioactive liquid waste produced by nuclear reprocessing operations.
-
B.
Nuclear Waste Program (Washington State Department of Ecology)
The Nuclear Waste Program is a division of Washington State’s environmental agency responsible for overseeing the cleanup, management, and regulation of nuclear and hazardous waste, particularly at the Hanford Site.
-
C.
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.
-
D.
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.
-
E.
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.
- 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: SFR Final Repository for Short-lived Radioactive Waste Triple: [Forsmark Nuclear Power Plant, nearbyFacility, SFR Final Repository for Short-lived Radioactive Waste]
Generated description
The SFR Final Repository for Short-lived Radioactive Waste is a Swedish underground facility designed to safely store low- and intermediate-level radioactive waste, located on the coast near the Forsmark nuclear power plant.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: SFR Final Repository for Short-lived Radioactive Waste Target entity description: The SFR Final Repository for Short-lived Radioactive Waste is a Swedish underground facility designed to safely store low- and intermediate-level radioactive waste, located on the coast near the Forsmark nuclear power plant.
-
A.
High Level Waste Storage Tanks
High Level Waste Storage Tanks are heavily shielded, engineered vessels used to safely contain and cool highly radioactive liquid waste produced by nuclear reprocessing operations.
-
B.
Nuclear Waste Program (Washington State Department of Ecology)
The Nuclear Waste Program is a division of Washington State’s environmental agency responsible for overseeing the cleanup, management, and regulation of nuclear and hazardous waste, particularly at the Hanford Site.
-
C.
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.
-
D.
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.
-
E.
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.
- 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_69d886cef44c8190ba56c44b4e863e64 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3dbe2fe7c819099ab0586b1a119f6 |
completed | April 18, 2026, 7:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a012ee243c081909aa6d470e002222a |
completed | May 11, 2026, 1:20 a.m. |
| NEDg | Description generation | batch_6a013055b5148190aa5f6a007cb728ac |
completed | May 11, 2026, 1:26 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0130c5f7388190b10a62ed1b61cce0 |
completed | May 11, 2026, 1:28 a.m. |
Created at: April 10, 2026, 5:34 a.m.