Triple

T334056
Position Surface form Disambiguated ID Type / Status
Subject DARPA Robotics Challenge E6684 entity
Predicate inspiredBy P9 FINISHED
Object 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.
E42988 NE FINISHED

How this triple was built (4 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: [DARPA Robotics Challenge, inspiredBy, Fukushima Daiichi nuclear disaster]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fukushima Daiichi nuclear disaster
Context triple: [DARPA Robotics Challenge, inspiredBy, Fukushima Daiichi nuclear disaster]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. atomic bombing of Nagasaki
    The atomic bombing of Nagasaki was the second nuclear attack carried out by the United States against Japan in August 1945, leading to massive civilian casualties and contributing to Japan’s surrender in World War II.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Fukushima Daiichi nuclear disaster
Triple: [DARPA Robotics Challenge, inspiredBy, Fukushima Daiichi nuclear disaster]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fukushima Daiichi nuclear disaster
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. atomic bombing of Nagasaki
    The atomic bombing of Nagasaki was the second nuclear attack carried out by the United States against Japan in August 1945, leading to massive civilian casualties and contributing to Japan’s surrender in World War II.
  • F. None of above. chosen

Provenance (5 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_69a2e79434908190a9d5afe415153ad9 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2eac641708190b85fa21368e5de8e completed Feb. 28, 2026, 1:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3d245be0c819093acff963b041d01 completed March 1, 2026, 5:44 a.m.
NEDg Description generation batch_69a3d2afcea48190aa767b5dd077f02c completed March 1, 2026, 5:46 a.m.
NED2 Entity disambiguation (via description) batch_69a3d38f00288190bc43e5de028deed6 completed March 1, 2026, 5:50 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.