Triple
T8921098
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chernobyl Exclusion Zone |
E212416
|
entity |
| Predicate | establishedAfter |
P1102
|
FINISHED |
| Object | Chernobyl disaster |
E85175
|
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: Chernobyl disaster | Statement: [Chernobyl Exclusion Zone, establishedAfter, Chernobyl disaster]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chernobyl disaster Context triple: [Chernobyl Exclusion Zone, establishedAfter, Chernobyl disaster]
-
A.
Chernobyl disaster
chosen
The Chernobyl disaster was a catastrophic 1986 nuclear power plant accident in Soviet-era Ukraine that released massive radioactive contamination across Europe and became one of the worst nuclear disasters in history.
-
B.
Chernobyl
Chernobyl is a historical drama miniseries that chronicles the 1986 Soviet nuclear disaster and its aftermath.
-
C.
Fukushima Daiichi nuclear disaster
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.
-
D.
Chernobyl Nuclear Power Plant
The Chernobyl Nuclear Power Plant was a Soviet-era nuclear power station in northern Ukraine, infamous for the catastrophic 1986 reactor explosion that caused one of the worst nuclear disasters in history.
-
E.
Fukushima
Fukushima is a city in Japan’s Tohoku region, known as the capital of Fukushima Prefecture and for its role in agriculture, hot springs, and regional administration.
- 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_69ca839481d48190b42b037e0d0f636c |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc665024f081909515e02e5f5b2221 |
completed | April 1, 2026, 12:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfba4f094c81909a30d3be640ac9e0 |
completed | April 3, 2026, 1:02 p.m. |
Created at: March 30, 2026, 6:56 p.m.