Triple

T15633459
Position Surface form Disambiguated ID Type / Status
Subject 1944 Tonankai earthquake E375877 entity
Predicate ruptureZone P38434 FINISHED
Object Tonankai segment of the Nankai Trough E77321 NE FINISHED

How this triple was built (3 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: Tonankai segment of the Nankai Trough | Statement: [1944 Tonankai earthquake, ruptureZone, Tonankai segment of the Nankai Trough]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tonankai segment of the Nankai Trough
Context triple: [1944 Tonankai earthquake, ruptureZone, Tonankai segment of the Nankai Trough]
  • A. 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.
  • B. Sagami Trough
    Sagami Trough is a deep submarine trench off central Japan that marks a major tectonic plate boundary and is associated with significant seismic and tsunami activity.
  • C. 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.
  • D. 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.
  • E. Nankai Trough chosen
    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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: ruptureZone
Context triple: [1944 Tonankai earthquake, ruptureZone, Tonankai segment of the Nankai Trough]
  • A. rupturedFaultSystem
    Indicates that a seismic event has caused a fault system to break and slip along one or more of its segments.
  • B. relatedEarthquakeZone chosen
    Indicates that one entity is geographically or geologically associated with a particular earthquake-prone zone or seismic region.
  • C. surfaceRupture
    Indicates that a geological fault movement has broken through to and displaced the Earth's surface.
  • D. geologicalHazardZoneFor
    Indicates a relationship where a specified area or zone is identified as being at risk from a particular geological hazard (such as earthquakes, landslides, or volcanic activity).
  • E. earthquakeFault
    Indicates that one entity is a geological fault associated with, or responsible for, the occurrence of an earthquake affecting the other entity.
  • F. None of above.

Provenance (4 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_69d85cd035a48190b73d5579ab73969a completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04eb7338881909f3c430bb73f91d1 completed April 16, 2026, 2:51 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff5f472b648190b7cd532a1b16373e completed May 9, 2026, 4:22 p.m.
PD Predicate disambiguation batch_69deda868d4481908f4bce1c64d2902a completed April 15, 2026, 12:23 a.m.
Created at: April 10, 2026, 4:14 a.m.