Triple

T4080603
Position Surface form Disambiguated ID Type / Status
Subject United States nuclear weapons testing E87467 entity
Predicate notableEvent P259 FINISHED
Object Starfish Prime test
The Starfish Prime test was a high-altitude U.S. nuclear detonation in 1962 that created a massive artificial radiation belt and caused widespread electromagnetic pulse effects over the Pacific.
E417978 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: Starfish Prime test | Statement: [United States nuclear weapons testing, notableEvent, Starfish Prime test]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Starfish Prime test
Context triple: [United States nuclear weapons testing, notableEvent, Starfish Prime test]
  • A. Operation Plumbbob
    Operation Plumbbob was a 1957 series of U.S. atmospheric nuclear tests conducted at the Nevada Test Site, notable for its large number of detonations and extensive military and civil defense experiments.
  • B. Operation Dominic I and II
    Operation Dominic I and II were a series of large-scale U.S. atmospheric nuclear tests conducted in the early 1960s, primarily over the Pacific Ocean, to advance and demonstrate American nuclear capabilities during the Cold War.
  • C. Operation Greenhouse
    Operation Greenhouse was a series of early Cold War U.S. nuclear tests conducted in 1951 at Enewetak Atoll to advance thermonuclear weapon design and improve bomb efficiency.
  • D. Ivy Mike
    Ivy Mike was the first successful full-scale test of a thermonuclear (hydrogen) bomb conducted by the United States in 1952.
  • E. Operation Crossroads
    Operation Crossroads was a series of U.S. nuclear weapons tests conducted at Bikini Atoll in 1946 to study the effects of atomic bombs on warships and military equipment.
  • 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: Starfish Prime test
Triple: [United States nuclear weapons testing, notableEvent, Starfish Prime test]
Generated description
The Starfish Prime test was a high-altitude U.S. nuclear detonation in 1962 that created a massive artificial radiation belt and caused widespread electromagnetic pulse effects over the Pacific.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Starfish Prime test
Target entity description: The Starfish Prime test was a high-altitude U.S. nuclear detonation in 1962 that created a massive artificial radiation belt and caused widespread electromagnetic pulse effects over the Pacific.
  • A. Operation Plumbbob
    Operation Plumbbob was a 1957 series of U.S. atmospheric nuclear tests conducted at the Nevada Test Site, notable for its large number of detonations and extensive military and civil defense experiments.
  • B. Operation Dominic I and II chosen
    Operation Dominic I and II were a series of large-scale U.S. atmospheric nuclear tests conducted in the early 1960s, primarily over the Pacific Ocean, to advance and demonstrate American nuclear capabilities during the Cold War.
  • C. Operation Greenhouse
    Operation Greenhouse was a series of early Cold War U.S. nuclear tests conducted in 1951 at Enewetak Atoll to advance thermonuclear weapon design and improve bomb efficiency.
  • D. Ivy Mike
    Ivy Mike was the first successful full-scale test of a thermonuclear (hydrogen) bomb conducted by the United States in 1952.
  • E. Operation Crossroads
    Operation Crossroads was a series of U.S. nuclear weapons tests conducted at Bikini Atoll in 1946 to study the effects of atomic bombs on warships and military equipment.
  • F. None of above.

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_69aed9435cf48190ad1da737c962d19d completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefc5204d881909829de15015aa50d completed March 9, 2026, 4:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69b589d525fc8190be388452c220832e completed March 14, 2026, 4:16 p.m.
NEDg Description generation batch_69b58b22a1d88190a16e1c1e41291f5a completed March 14, 2026, 4:21 p.m.
NED2 Entity disambiguation (via description) batch_69b58b8bfb288190a097942b5b8c366e completed March 14, 2026, 4:23 p.m.
Created at: March 9, 2026, 3:39 p.m.