Triple
T675165
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heisei |
E13061
|
entity |
| Predicate | notableEventDuringEra |
P2107
|
FINISHED |
| Object | Fukushima Daiichi nuclear disaster |
E42988
|
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: Fukushima Daiichi nuclear disaster | Statement: [Heisei, notableEventDuringEra, Fukushima Daiichi nuclear disaster]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fukushima Daiichi nuclear disaster Context triple: [Heisei, notableEventDuringEra, Fukushima Daiichi nuclear disaster]
-
A.
Fukushima Daiichi nuclear disaster
chosen
The Fukushima Daiichi nuclear disaster was a 2011 catastrophic failure at a Japanese nuclear power plant triggered by a massive earthquake and tsunami, leading to core meltdowns, radioactive releases, and long-term environmental and policy impacts worldwide.
-
B.
Great Kanto earthquake
The Great Kanto earthquake was a devastating 1923 seismic disaster that struck the Tokyo-Yokohama region of Japan, causing massive destruction and loss of life.
-
C.
K-East Reactor
K-East Reactor was one of the plutonium production reactors at the Hanford Site in Washington State, built during the Cold War to support the U.S. nuclear weapons program.
-
D.
atomic bombings of Hiroshima and Nagasaki
The atomic bombings of Hiroshima and Nagasaki were the first and only wartime uses of nuclear weapons, carried out by the United States against Japan in August 1945 and leading to immense destruction and Japan’s subsequent surrender in World War II.
-
E.
Great Hanshin earthquake
The Great Hanshin earthquake was a devastating 1995 seismic disaster in Japan that caused widespread destruction and loss of life, particularly in the city of Kobe.
- 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_69a4933d3bf88190972041cd8cf143b9 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a4a518e6348190b467c2fab3fd1f11 |
completed | March 1, 2026, 8:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a5c3a1b6588190b0c9215afb3a9200 |
completed | March 2, 2026, 5:06 p.m. |
Created at: March 1, 2026, 7:36 p.m.