Triple

T356055
Position Surface form Disambiguated ID Type / Status
Subject Philippine Sea E7544 entity
Predicate hasOceanTrench P11660 FINISHED
Object Izu–Ogasawara Trench
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.
E49726 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–Ogasawara Trench | Statement: [Philippine Sea, hasOceanTrench, Izu–Ogasawara Trench]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Izu–Ogasawara Trench
Context triple: [Philippine Sea, hasOceanTrench, Izu–Ogasawara Trench]
  • A. 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.
  • B. Ryukyu Trench
    The Ryukyu Trench is a deep oceanic trench in the western Pacific, running along the Ryukyu Islands south of Japan where the Philippine Sea Plate subducts beneath the Eurasian Plate.
  • C. 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.
  • D. Tonga Trench
    The Tonga Trench is one of the deepest oceanic trenches on Earth, located in the southwestern Pacific and formed by the subduction of the Pacific Plate beneath the Indo-Australian Plate.
  • E. Philippine Trench
    The Philippine Trench is a deep oceanic trench in the western Pacific, known as one of the deepest points on Earth’s seafloor and a major site of tectonic subduction.
  • 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–Ogasawara Trench
Triple: [Philippine Sea, hasOceanTrench, Izu–Ogasawara Trench]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Izu–Ogasawara Trench
Target entity description: 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.
  • A. 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.
  • B. Ryukyu Trench
    The Ryukyu Trench is a deep oceanic trench in the western Pacific, running along the Ryukyu Islands south of Japan where the Philippine Sea Plate subducts beneath the Eurasian Plate.
  • C. 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.
  • D. Tonga Trench
    The Tonga Trench is one of the deepest oceanic trenches on Earth, located in the southwestern Pacific and formed by the subduction of the Pacific Plate beneath the Indo-Australian Plate.
  • E. Philippine Trench
    The Philippine Trench is a deep oceanic trench in the western Pacific, known as one of the deepest points on Earth’s seafloor and a major site of tectonic subduction.
  • 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_69a2e7e696948190bebc966535995e45 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ee29ede0819095279af95b53e350 completed Feb. 28, 2026, 1:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69a405f2a8108190a5d0398b7735661e completed March 1, 2026, 9:25 a.m.
NEDg Description generation batch_69a4070f76308190bd898dcdb27f3277 completed March 1, 2026, 9:29 a.m.
NED2 Entity disambiguation (via description) batch_69a40794523081908839f90446beba83 completed March 1, 2026, 9:32 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.