Triple

T3212841
Position Surface form Disambiguated ID Type / Status
Subject RV Kairei E67320 entity
Predicate operatesIn P82 FINISHED
Object Izu–Ogasawara Trench region E49726 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: Izu–Ogasawara Trench region | Statement: [RV Kairei, operatesIn, Izu–Ogasawara Trench region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Izu–Ogasawara Trench region
Context triple: [RV Kairei, operatesIn, Izu–Ogasawara Trench region]
  • A. Izu–Ogasawara Trench chosen
    The Izu–Ogasawara Trench is a deep oceanic trench in the western Pacific formed by the subduction of the Pacific Plate beneath the Philippine Sea Plate, contributing to intense seismic and volcanic activity in the region.
  • B. Japan Trench
    The Japan Trench is a deep oceanic trench off northeastern Japan where the Pacific Plate subducts beneath the Okhotsk Plate, forming part of the Pacific Ring of Fire and generating powerful earthquakes and tsunamis.
  • C. Nankai Trough
    The Nankai Trough is a major submarine trench off the coast of southwestern Japan, known as a highly active subduction zone capable of generating powerful megathrust earthquakes and tsunamis.
  • D. Okinawa Trough
    The Okinawa Trough is a back-arc basin in the East China Sea, located between the Ryukyu Islands and mainland Asia, known for its active tectonics and hydrothermal activity.
  • E. Sunda Trench
    The Sunda Trench is a deep oceanic trench in the eastern Indian Ocean off the coasts of Sumatra and Java, formed by the subduction of the Indo-Australian Plate beneath the Eurasian Plate.
  • 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_69ad858ac36c81909962589cd277d6e2 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adaabba8e481909118d9f888ddcd63 completed March 8, 2026, 4:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2771204e0819086ae2838a368589a completed March 12, 2026, 8:19 a.m.
Created at: March 8, 2026, 3:07 p.m.