Triple

T12188566
Position Surface form Disambiguated ID Type / Status
Subject Castle Bravo E290400 entity
Predicate affected P9 FINISHED
Object Japanese fishing vessel Daigo Fukuryu Maru
The Japanese fishing vessel Daigo Fukuryu Maru was a tuna boat whose crew’s exposure to radioactive fallout from U.S. nuclear testing at Bikini Atoll in 1954 became a major international incident and symbol of anti-nuclear sentiment in Japan.
E967860 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: Japanese fishing vessel Daigo Fukuryu Maru | Statement: [Castle Bravo, affected, Japanese fishing vessel Daigo Fukuryu Maru]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Japanese fishing vessel Daigo Fukuryu Maru
Context triple: [Castle Bravo, affected, Japanese fishing vessel Daigo Fukuryu Maru]
  • A. Japanese cargo ship Tsimtsum
    The Japanese cargo ship Tsimtsum is the fictional freighter in Yann Martel’s novel "Life of Pi" that sinks in the Pacific Ocean, leaving the protagonist stranded at sea.
  • B. Tom Paine Maru
    Tom Paine Maru is a libertarian science fiction novel by L. Neil Smith that explores themes of individual freedom, anti-authoritarianism, and revolutionary politics in a spacefaring setting.
  • C. Ogasawara Maru ferry
    The Ogasawara Maru ferry is a long-distance passenger and cargo ship that provides the primary sea link between Tokyo and the remote Ogasawara (Bonin) Islands.
  • D. Heian Maru
    Heian Maru is a famous World War II Japanese transport shipwreck in Chuuk Lagoon, now a popular site for recreational wreck diving.
  • E. Shinkoku Maru
    Shinkoku Maru is a famous World War II-era Japanese oil tanker wreck that now serves as a popular scuba diving site in Chuuk Lagoon, Micronesia.
  • 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: Japanese fishing vessel Daigo Fukuryu Maru
Triple: [Castle Bravo, affected, Japanese fishing vessel Daigo Fukuryu Maru]
Generated description
The Japanese fishing vessel Daigo Fukuryu Maru was a tuna boat whose crew’s exposure to radioactive fallout from U.S. nuclear testing at Bikini Atoll in 1954 became a major international incident and symbol of anti-nuclear sentiment in Japan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Japanese fishing vessel Daigo Fukuryu Maru
Target entity description: The Japanese fishing vessel Daigo Fukuryu Maru was a tuna boat whose crew’s exposure to radioactive fallout from U.S. nuclear testing at Bikini Atoll in 1954 became a major international incident and symbol of anti-nuclear sentiment in Japan.
  • A. Japanese cargo ship Tsimtsum
    The Japanese cargo ship Tsimtsum is the fictional freighter in Yann Martel’s novel "Life of Pi" that sinks in the Pacific Ocean, leaving the protagonist stranded at sea.
  • B. Tom Paine Maru
    Tom Paine Maru is a libertarian science fiction novel by L. Neil Smith that explores themes of individual freedom, anti-authoritarianism, and revolutionary politics in a spacefaring setting.
  • C. Ogasawara Maru ferry
    The Ogasawara Maru ferry is a long-distance passenger and cargo ship that provides the primary sea link between Tokyo and the remote Ogasawara (Bonin) Islands.
  • D. Heian Maru
    Heian Maru is a famous World War II Japanese transport shipwreck in Chuuk Lagoon, now a popular site for recreational wreck diving.
  • E. Shinkoku Maru
    Shinkoku Maru is a famous World War II-era Japanese oil tanker wreck that now serves as a popular scuba diving site in Chuuk Lagoon, Micronesia.
  • 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_69d6ab64de5881908d56eb7a75c6cc69 completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d91c5102848190ad652c3d6445f65a completed April 10, 2026, 3:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69f5f6b0a84c8190ae593e368c13b5a5 completed May 2, 2026, 1:05 p.m.
NEDg Description generation batch_69f600b7e1788190b1df4fdfd96118d0 completed May 2, 2026, 1:48 p.m.
NED2 Entity disambiguation (via description) batch_69f604c4ef7c8190bc128b1aa535744d completed May 2, 2026, 2:05 p.m.
Created at: April 8, 2026, 9:50 p.m.