Triple

T15561903
Position Surface form Disambiguated ID Type / Status
Subject Japanese cruiser Mikuma E371019 entity
Predicate participatedIn P149 FINISHED
Object Attack on Pearl Harbor operations area (cover forces) E489685 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: Attack on Pearl Harbor operations area (cover forces) | Statement: [Japanese cruiser Mikuma, participatedIn, Attack on Pearl Harbor operations area (cover forces)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Attack on Pearl Harbor operations area (cover forces)
Context triple: [Japanese cruiser Mikuma, participatedIn, Attack on Pearl Harbor operations area (cover forces)]
  • A. Midway operation
    The Midway operation was the Imperial Japanese Navy’s June 1942 offensive to seize Midway Atoll, culminating in the pivotal Battle of Midway that marked a major turning point in the Pacific War.
  • B. Defense of Hawaii
    Defense of Hawaii refers to the World War II air defense campaign to protect the Hawaiian Islands, particularly Oahu, from further Japanese attacks following Pearl Harbor.
  • C. United States Army Forces in the Pacific Ocean Areas
    United States Army Forces in the Pacific Ocean Areas was a major U.S. Army command responsible for directing ground operations across the Pacific theater during World War II.
  • D. Operation Cartwheel
    Operation Cartwheel was a major Allied World War II campaign in the Pacific aimed at isolating and neutralizing the Japanese stronghold of Rabaul through a series of coordinated air, land, and naval operations.
  • E. Operation Z (Pearl Harbor attack plan) chosen
    Operation Z was the Imperial Japanese Navy’s meticulously planned surprise air assault on the U.S. Pacific Fleet at Pearl Harbor in December 1941, intended to cripple American naval power at the outset of the Pacific War.
  • 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_69d85cc6cf40819091f4a5facee1ebe6 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04ddb4c0c81909b3f4c75c91f7f3f completed April 16, 2026, 2:47 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff456821988190971539b683f6c656 completed May 9, 2026, 2:32 p.m.
Created at: April 10, 2026, 4:09 a.m.