Triple
T21788044
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Takaaki Kajita |
E537891
|
entity |
| Predicate | knownFor |
P22
|
FINISHED |
| Object | Super-Kamiokande experiment |
—
|
NE NERFINISHED |
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: Super-Kamiokande experiment | Statement: [Takaaki Kajita, knownFor, Super-Kamiokande experiment]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Super-Kamiokande experiment Context triple: [Takaaki Kajita, knownFor, Super-Kamiokande experiment]
-
A.
Kamiokande experiment
The Kamiokande experiment was a pioneering Japanese neutrino observatory that provided key evidence for solar and atmospheric neutrinos, contributing to the discovery of neutrino oscillations.
-
B.
Super-Kamiokande neutrino observatory
chosen
The Super-Kamiokande neutrino observatory is a large underground water Cherenkov detector in Japan designed to study neutrinos from the Sun, atmosphere, supernovae, and other cosmic sources, and to investigate neutrino oscillations and proton decay.
-
C.
K2K experiment
The K2K experiment was a long-baseline neutrino experiment in Japan that sent a beam of muon neutrinos from KEK to the Super-Kamiokande detector, providing early accelerator-based evidence for neutrino oscillations.
-
D.
Sudbury Neutrino Observatory
The Sudbury Neutrino Observatory is a deep underground Canadian physics facility that made landmark measurements of solar neutrinos, providing key evidence for neutrino oscillations and mass.
-
E.
Super-Kamiokande Collaboration
The Super-Kamiokande Collaboration is an international team of physicists operating the Super-Kamiokande neutrino observatory in Japan, renowned for its groundbreaking discoveries in neutrino oscillations and particle physics.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0c47198f881908cb0d237266c10e9 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f0621c68588190977891055e80a499 |
completed | April 28, 2026, 7:30 a.m. |
Created at: April 16, 2026, 6:52 p.m.