Triple
T16484298
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EPR |
E400398
|
entity |
| Predicate | alternativeName |
P39
|
FINISHED |
| Object |
Evolutionary Power Reactor
The Evolutionary Power Reactor (EPR) is a Generation III+ pressurized water nuclear reactor design developed to provide enhanced safety, efficiency, and output compared to earlier reactor types.
|
E1216219
|
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: Evolutionary Power Reactor | Statement: [EPR, alternativeName, Evolutionary Power Reactor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Evolutionary Power Reactor Context triple: [EPR, alternativeName, Evolutionary Power Reactor]
-
A.
Special Power Excursion Reactor Test series
The Special Power Excursion Reactor Test (SPERT) series was a set of experimental nuclear reactors used in the mid-20th century to study reactor safety and behavior under rapid power excursions.
-
B.
Dimona reactor
The Dimona reactor is a highly secretive nuclear research facility in Israel widely believed to be central to the country’s undeclared nuclear weapons program.
-
C.
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.
-
D.
Nuclear Electric
Nuclear Electric was a UK state-owned company responsible for operating nuclear power stations in England and Wales following the privatization and restructuring of the electricity industry in the early 1990s.
-
E.
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.
- 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: Evolutionary Power Reactor Triple: [EPR, alternativeName, Evolutionary Power Reactor]
Generated description
The Evolutionary Power Reactor (EPR) is a Generation III+ pressurized water nuclear reactor design developed to provide enhanced safety, efficiency, and output compared to earlier reactor types.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Evolutionary Power Reactor Target entity description: The Evolutionary Power Reactor (EPR) is a Generation III+ pressurized water nuclear reactor design developed to provide enhanced safety, efficiency, and output compared to earlier reactor types.
-
A.
Special Power Excursion Reactor Test series
The Special Power Excursion Reactor Test (SPERT) series was a set of experimental nuclear reactors used in the mid-20th century to study reactor safety and behavior under rapid power excursions.
-
B.
Dimona reactor
The Dimona reactor is a highly secretive nuclear research facility in Israel widely believed to be central to the country’s undeclared nuclear weapons program.
-
C.
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.
-
D.
Nuclear Electric
Nuclear Electric was a UK state-owned company responsible for operating nuclear power stations in England and Wales following the privatization and restructuring of the electricity industry in the early 1990s.
-
E.
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.
- 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_69d883813098819084f5409539723b59 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e32e05bf448190947b9da15fd29d0a |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a005820790c819088d953eeea09328d |
completed | May 10, 2026, 10:04 a.m. |
| NEDg | Description generation | batch_6a0059126e588190b531c145f3c155b4 |
completed | May 10, 2026, 10:08 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0059bf355c81909d6796482fe7f3e3 |
completed | May 10, 2026, 10:11 a.m. |
Created at: April 10, 2026, 5:13 a.m.