Triple
T12205649
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NRX reactor |
E290828
|
entity |
| Predicate | successor |
P78
|
FINISHED |
| Object | NRU reactor |
E290829
|
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: NRU reactor | Statement: [NRX reactor, successor, NRU reactor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: NRU reactor Context triple: [NRX reactor, successor, NRU reactor]
-
A.
NRU reactor
chosen
The NRU reactor was a Canadian research nuclear reactor at Chalk River Laboratories known for producing medical isotopes and supporting materials testing and reactor physics research.
-
B.
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.
-
C.
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.
-
D.
IBR-2 reactor
The IBR-2 reactor is a fast pulsed research nuclear reactor used primarily for neutron scattering experiments in condensed matter physics and materials science.
-
E.
PM-3A nuclear reactor
The PM-3A nuclear reactor was a small U.S. Navy-built nuclear power plant that supplied electricity and heat to McMurdo Station in Antarctica during the 1960s and early 1970s.
- 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_69d6ab65923081909acfc61b7a612233 |
completed | April 8, 2026, 7:24 p.m. |
| NER | Named-entity recognition | batch_69d91c7c9084819085e7d2f9038f409f |
completed | April 10, 2026, 3:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f60a9ae3d48190a220ccd37ce8d3e7 |
completed | May 2, 2026, 2:30 p.m. |
Created at: April 8, 2026, 9:51 p.m.