Triple

T6612611
Position Surface form Disambiguated ID Type / Status
Subject Iōjima E149271 entity
Predicate hasRunway P105 FINISHED
Object Iwo Jima Air Base
Iwo Jima Air Base is a Japanese military airfield on the island of Iwo Jima, historically significant for its role in World War II and now used primarily by the Japan Self-Defense Forces and the U.S. military.
E607752 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: Iwo Jima Air Base | Statement: [Iōjima, hasRunway, Iwo Jima Air Base]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Iwo Jima Air Base
Context triple: [Iōjima, hasRunway, Iwo Jima Air Base]
  • A. Kadena Air Base
    Kadena Air Base is a major United States Air Force installation in Japan that serves as a key strategic hub for American military operations in the Asia-Pacific region.
  • B. Atsugi Air Base
    Atsugi Air Base is a major joint Japan-U.S. naval air facility in Kanagawa Prefecture that serves as a key hub for maritime patrol, reconnaissance, and carrier-based aviation operations.
  • C. Yokota Air Base
    Yokota Air Base is a major United States Air Force installation in western Tokyo that serves as the primary hub for U.S. military air operations and command in Japan.
  • D. Miho Air Base
    Miho Air Base is a Japan Air Self-Defense Force installation in Tottori Prefecture that serves as a key hub for transport and support operations.
  • E. Osan Air Base
    Osan Air Base is a major United States Air Force installation in South Korea that serves as a critical hub for American air operations and deterrence on the Korean Peninsula.
  • 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: Iwo Jima Air Base
Triple: [Iōjima, hasRunway, Iwo Jima Air Base]
Generated description
Iwo Jima Air Base is a Japanese military airfield on the island of Iwo Jima, historically significant for its role in World War II and now used primarily by the Japan Self-Defense Forces and the U.S. military.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Iwo Jima Air Base
Target entity description: Iwo Jima Air Base is a Japanese military airfield on the island of Iwo Jima, historically significant for its role in World War II and now used primarily by the Japan Self-Defense Forces and the U.S. military.
  • A. Kadena Air Base
    Kadena Air Base is a major United States Air Force installation in Japan that serves as a key strategic hub for American military operations in the Asia-Pacific region.
  • B. Atsugi Air Base
    Atsugi Air Base is a major joint Japan-U.S. naval air facility in Kanagawa Prefecture that serves as a key hub for maritime patrol, reconnaissance, and carrier-based aviation operations.
  • C. Yokota Air Base
    Yokota Air Base is a major United States Air Force installation in western Tokyo that serves as the primary hub for U.S. military air operations and command in Japan.
  • D. Miho Air Base
    Miho Air Base is a Japan Air Self-Defense Force installation in Tottori Prefecture that serves as a key hub for transport and support operations.
  • E. Osan Air Base
    Osan Air Base is a major United States Air Force installation in South Korea that serves as a critical hub for American air operations and deterrence on the Korean Peninsula.
  • 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_69c687ebc680819094caf71faba2efe2 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6af3778a8819094e83afed7c6596f completed March 27, 2026, 4:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6e44154a08190b031bb74624fba1e completed March 27, 2026, 8:10 p.m.
NEDg Description generation batch_69c6e61218c4819084c170611077f0e6 completed March 27, 2026, 8:18 p.m.
NED2 Entity disambiguation (via description) batch_69c6e7cc21548190b302e2e31f9cadd0 completed March 27, 2026, 8:25 p.m.
Created at: March 27, 2026, 1:57 p.m.