Triple

T7161604
Position Surface form Disambiguated ID Type / Status
Subject Sagami Bay E166957 entity
Predicate tectonicSetting P944 FINISHED
Object influenced by Sagami Trough subduction zone
Sagami Bay is a coastal body of water in central Japan known for its complex tectonic activity, frequent earthquakes, and deep submarine canyons.
E645146 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: influenced by Sagami Trough subduction zone | Statement: [Sagami Bay, tectonicSetting, influenced by Sagami Trough subduction zone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: influenced by Sagami Trough subduction zone
Context triple: [Sagami Bay, tectonicSetting, influenced by Sagami Trough subduction zone]
  • A. Ryukyu subduction zone
    The Ryukyu subduction zone is a tectonic plate boundary south of Japan where an oceanic plate descends beneath the Okinawa Plate, generating frequent earthquakes, volcanism, and the Ryukyu island arc.
  • B. Nankai megathrust
    The Nankai megathrust is a major subduction-zone fault off southwestern Japan that has produced numerous powerful earthquakes and tsunamis and poses a significant seismic hazard to the region.
  • C. 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.
  • D. Aleutian subduction system
    The Aleutian subduction system is a major tectonic plate boundary where the Pacific Plate is forced beneath the North American Plate, forming the Aleutian Trench and associated volcanic island arc in the North Pacific.
  • E. Eurasian Plate at the Nankai Trough
    The Eurasian Plate at the Nankai Trough is a major tectonic plate margin off southwestern Japan where intense subduction-driven seismic and volcanic activity occurs.
  • 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: influenced by Sagami Trough subduction zone
Triple: [Sagami Bay, tectonicSetting, influenced by Sagami Trough subduction zone]
Generated description
Sagami Bay is a coastal body of water in central Japan known for its complex tectonic activity, frequent earthquakes, and deep submarine canyons.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: influenced by Sagami Trough subduction zone
Target entity description: Sagami Bay is a coastal body of water in central Japan known for its complex tectonic activity, frequent earthquakes, and deep submarine canyons.
  • A. Ryukyu subduction zone
    The Ryukyu subduction zone is a tectonic plate boundary south of Japan where an oceanic plate descends beneath the Okinawa Plate, generating frequent earthquakes, volcanism, and the Ryukyu island arc.
  • B. Nankai megathrust
    The Nankai megathrust is a major subduction-zone fault off southwestern Japan that has produced numerous powerful earthquakes and tsunamis and poses a significant seismic hazard to the region.
  • C. 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.
  • D. Aleutian subduction system
    The Aleutian subduction system is a major tectonic plate boundary where the Pacific Plate is forced beneath the North American Plate, forming the Aleutian Trench and associated volcanic island arc in the North Pacific.
  • E. Eurasian Plate at the Nankai Trough
    The Eurasian Plate at the Nankai Trough is a major tectonic plate margin off southwestern Japan where intense subduction-driven seismic and volcanic activity occurs.
  • 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_69c68887a5cc8190bec0ea96227164f7 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e82e4b248190ad3c3863cb93971e completed March 27, 2026, 8:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7adc4b7648190969fab0351f9fd22 completed March 28, 2026, 10:30 a.m.
NEDg Description generation batch_69c7ae44e0d48190818b193e03aba6a4 completed March 28, 2026, 10:32 a.m.
NED2 Entity disambiguation (via description) batch_69c7aeb68c3481909c6dff8ee51349ab completed March 28, 2026, 10:34 a.m.
Created at: March 27, 2026, 2:47 p.m.