Triple

T2256074
Position Surface form Disambiguated ID Type / Status
Subject Izu–Ogasawara Trench E49726 entity
Predicate isSegmentOf P35 FINISHED
Object Izu–Bonin–Mariana Trench system
The Izu–Bonin–Mariana Trench system is a major convergent plate boundary in the western Pacific Ocean, forming one of the world’s deepest and most extensive oceanic trench complexes associated with intense subduction and seismic activity.
E278483 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: Izu–Bonin–Mariana Trench system | Statement: [Izu–Ogasawara Trench, isSegmentOf, Izu–Bonin–Mariana Trench system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Izu–Bonin–Mariana Trench system
Context triple: [Izu–Ogasawara Trench, isSegmentOf, Izu–Bonin–Mariana Trench system]
  • A. Aleutian Trench
    The Aleutian Trench is a deep oceanic trench in the North Pacific where the Pacific Plate subducts beneath the North American Plate, forming part of a major seismically active subduction zone.
  • B. New Britain Trench
    The New Britain Trench is a deep oceanic trench near Papua New Guinea formed by the subduction of the Solomon Sea Plate beneath the South Bismarck Plate, making it one of the major deep-sea features of the southwestern Pacific.
  • C. 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.
  • D. Kuril Trench
    The Kuril Trench is a deep oceanic trench in the northwest Pacific Ocean off the Kuril Islands, formed by the subduction of the Pacific Plate beneath the Okhotsk Plate and known for its intense seismic and volcanic activity.
  • E. New Guinea Trench
    The New Guinea Trench is a deep oceanic trench in the western Pacific Ocean formed by the subduction of the Caroline Plate beneath the New Guinea region.
  • 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: Izu–Bonin–Mariana Trench system
Triple: [Izu–Ogasawara Trench, isSegmentOf, Izu–Bonin–Mariana Trench system]
Generated description
The Izu–Bonin–Mariana Trench system is a major convergent plate boundary in the western Pacific Ocean, forming one of the world’s deepest and most extensive oceanic trench complexes associated with intense subduction and seismic activity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Izu–Bonin–Mariana Trench system
Target entity description: The Izu–Bonin–Mariana Trench system is a major convergent plate boundary in the western Pacific Ocean, forming one of the world’s deepest and most extensive oceanic trench complexes associated with intense subduction and seismic activity.
  • A. Aleutian Trench
    The Aleutian Trench is a deep oceanic trench in the North Pacific where the Pacific Plate subducts beneath the North American Plate, forming part of a major seismically active subduction zone.
  • B. New Britain Trench
    The New Britain Trench is a deep oceanic trench near Papua New Guinea formed by the subduction of the Solomon Sea Plate beneath the South Bismarck Plate, making it one of the major deep-sea features of the southwestern Pacific.
  • C. 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.
  • D. Kuril Trench
    The Kuril Trench is a deep oceanic trench in the northwest Pacific Ocean off the Kuril Islands, formed by the subduction of the Pacific Plate beneath the Okhotsk Plate and known for its intense seismic and volcanic activity.
  • E. New Guinea Trench
    The New Guinea Trench is a deep oceanic trench in the western Pacific Ocean formed by the subduction of the Caroline Plate beneath the New Guinea region.
  • 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_69a88aaa9250819095e127d0d77e8a32 completed March 4, 2026, 7:40 p.m.
NER Named-entity recognition batch_69abc1559ff481908efe3f214b2570dc completed March 7, 2026, 6:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69af65388fd48190995f778d6438f739 completed March 10, 2026, 12:26 a.m.
NEDg Description generation batch_69af65f16fc48190a8611279322dd936 completed March 10, 2026, 12:29 a.m.
NED2 Entity disambiguation (via description) batch_69af66613dc88190af6a0aa1108a9069 completed March 10, 2026, 12:31 a.m.
Created at: March 4, 2026, 7:47 p.m.