Triple

T4640259
Position Surface form Disambiguated ID Type / Status
Subject 26th Marine Regiment E101636 entity
Predicate associatedCampaign P29722 FINISHED
Object Iwo Jima campaign E1787 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: Iwo Jima campaign | Statement: [26th Marine Regiment, associatedCampaign, Iwo Jima campaign]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Iwo Jima campaign
Context triple: [26th Marine Regiment, associatedCampaign, Iwo Jima campaign]
  • A. Battle of Iwo Jima chosen
    The Battle of Iwo Jima was a major 1945 Pacific campaign clash between the United States and Japan, famed for its brutal fighting and the iconic flag-raising on Mount Suribachi.
  • B. Battle of Okinawa
    The Battle of Okinawa was a major and brutal 1945 Pacific campaign between the United States and Japan, marked by intense ground combat, massive casualties, and kamikaze attacks, and is often seen as a decisive factor leading to the end of World War II.
  • C. Iwo Jima
    Iwo Jima is a small volcanic island in the western Pacific Ocean, historically significant as the site of a major World War II battle between the United States and Japan.
  • D. Ryukyu Islands campaign
    The Ryukyu Islands campaign was a major World War II Allied operation in the Pacific that included the Battle of Okinawa and aimed to capture Japan’s southern island chain as a staging area for a possible invasion of the Japanese home islands.
  • E. Battle of Tarawa
    The Battle of Tarawa was a brutal 1943 Pacific island assault in which U.S. Marines fought heavily entrenched Japanese forces on the atoll of Betio, marking one of World War II’s first major amphibious invasions against a strongly defended beachhead.
  • 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_69bd43d3bc7c81908f81fcf380476b0f completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd5a8fbd2c8190b593cd46ce8dfe0f completed March 20, 2026, 2:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4d739e9c8190b7fffe68a3b54de5 completed March 21, 2026, 7:49 a.m.
Created at: March 20, 2026, 1:14 p.m.