Triple

T347818
Position Surface form Disambiguated ID Type / Status
Subject Kamchatka volcanic arc E6978 entity
Predicate partOf P40 FINISHED
Object Kuril–Kamchatka subduction system
The Kuril–Kamchatka subduction system is a major convergent plate boundary in the northwest Pacific where the Pacific Plate subducts beneath the Okhotsk Plate, generating intense seismic activity and extensive volcanism along the Kuril Islands and Kamchatka Peninsula.
E48350 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: Kuril–Kamchatka subduction system | Statement: [Kamchatka volcanic arc, partOf, Kuril–Kamchatka subduction system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kuril–Kamchatka subduction system
Context triple: [Kamchatka volcanic arc, partOf, Kuril–Kamchatka subduction system]
  • 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. Sumatra subduction zone
    The Sumatra subduction zone is a major convergent plate boundary off the western coast of Sumatra where intense seismic and volcanic activity occurs, including some of the world’s largest recorded earthquakes and tsunamis.
  • C. Okhotsk Plate
    The Okhotsk Plate is a minor tectonic plate in the northwest Pacific region, underlying parts of northeastern Asia including the Sea of Okhotsk and adjacent areas of Japan and Russia.
  • D. Kamchatka volcanic arc
    The Kamchatka volcanic arc is a highly active chain of volcanoes on Russia’s Kamchatka Peninsula, known for its frequent eruptions, numerous stratovolcanoes, and significant role in global volcanism and tectonics.
  • E. Tonga-Kermadec subduction system
    The Tonga-Kermadec subduction system is a major convergent plate boundary in the southwest Pacific where the Pacific Plate descends beneath the Indo-Australian Plate, producing one of the world’s deepest ocean trenches and most active seismic and volcanic regions.
  • 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: Kuril–Kamchatka subduction system
Triple: [Kamchatka volcanic arc, partOf, Kuril–Kamchatka subduction system]
Generated description
The Kuril–Kamchatka subduction system is a major convergent plate boundary in the northwest Pacific where the Pacific Plate subducts beneath the Okhotsk Plate, generating intense seismic activity and extensive volcanism along the Kuril Islands and Kamchatka Peninsula.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kuril–Kamchatka subduction system
Target entity description: The Kuril–Kamchatka subduction system is a major convergent plate boundary in the northwest Pacific where the Pacific Plate subducts beneath the Okhotsk Plate, generating intense seismic activity and extensive volcanism along the Kuril Islands and Kamchatka Peninsula.
  • 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. Sumatra subduction zone
    The Sumatra subduction zone is a major convergent plate boundary off the western coast of Sumatra where intense seismic and volcanic activity occurs, including some of the world’s largest recorded earthquakes and tsunamis.
  • C. Okhotsk Plate
    The Okhotsk Plate is a minor tectonic plate in the northwest Pacific region, underlying parts of northeastern Asia including the Sea of Okhotsk and adjacent areas of Japan and Russia.
  • D. Kamchatka volcanic arc
    The Kamchatka volcanic arc is a highly active chain of volcanoes on Russia’s Kamchatka Peninsula, known for its frequent eruptions, numerous stratovolcanoes, and significant role in global volcanism and tectonics.
  • E. Tonga-Kermadec subduction system
    The Tonga-Kermadec subduction system is a major convergent plate boundary in the southwest Pacific where the Pacific Plate descends beneath the Indo-Australian Plate, producing one of the world’s deepest ocean trenches and most active seismic and volcanic regions.
  • 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_69a2e7951ba08190960e90823b5078f3 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2eb1c1c908190b3a01de893207ed1 completed Feb. 28, 2026, 1:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3faf97ad881909de5876adb0e8d84 completed March 1, 2026, 8:38 a.m.
NEDg Description generation batch_69a3fbb1e0748190abb040da322bce23 completed March 1, 2026, 8:41 a.m.
NED2 Entity disambiguation (via description) batch_69a3fda1f4c88190ab3397b3ce54664f completed March 1, 2026, 8:49 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.