Triple
T9925453
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arak |
E187909
|
entity |
| Predicate | hasNearbyFacility |
P5648
|
FINISHED |
| Object | Arak heavy water reactor |
E412544
|
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: Arak heavy water reactor | Statement: [Arak, hasNearbyFacility, Arak heavy water reactor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Arak heavy water reactor Context triple: [Arak, hasNearbyFacility, Arak heavy water reactor]
-
A.
Arak heavy water reactor
chosen
The Arak heavy water reactor is an Iranian nuclear facility designed for research and isotope production that has been a central focus of international negotiations over Iran’s nuclear program.
-
B.
DIDO research reactor
The DIDO research reactor was a high-flux materials testing and research reactor in the UK, used primarily for nuclear materials irradiation and scientific experiments.
-
C.
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.
-
D.
HANARO research reactor
The HANARO research reactor is a multi-purpose nuclear research facility in South Korea used for neutron science, materials testing, radioisotope production, and various nuclear technology applications.
-
E.
TRIGA research reactor
The TRIGA research reactor is a small, inherently safe nuclear reactor design widely used in universities and research institutions for education, training, and scientific experiments.
- 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_69ca82b22a688190b52c75bd48429c10 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cdb599e32c8190ac676fa89c131bb6 |
completed | April 2, 2026, 12:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d20e143660819097a9fa96365bc25a |
completed | April 5, 2026, 7:24 a.m. |
Created at: March 30, 2026, 8:43 p.m.