Triple

T1945018
Position Surface form Disambiguated ID Type / Status
Subject USS Russell (DD-414) E42041 entity
Predicate participatedIn P149 FINISHED
Object Iwo Jima operation 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 operation | Statement: [USS Russell (DD-414), participatedIn, Iwo Jima operation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Iwo Jima operation
Context triple: [USS Russell (DD-414), participatedIn, Iwo Jima operation]
  • 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. 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.
  • C. 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.
  • 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. Inchon Landing
    Inchon Landing was a pivotal 1950 amphibious assault led by UN forces under General Douglas MacArthur that reversed the course of the Korean War by recapturing Seoul and cutting North Korean supply lines.
  • 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_69a8870e08fc8190a319cbf2600db15f completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb2ff43108190af37ad12d123dcba completed March 7, 2026, 5:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69afc01252ec8190a14ff51151d8e69e completed March 10, 2026, 6:54 a.m.
Created at: March 4, 2026, 7:36 p.m.