Triple

T295840
Position Surface form Disambiguated ID Type / Status
Subject Aleutian Arc E6090 entity
Predicate isSegmentOf P35 FINISHED
Object Alaska-Aleutian subduction zone E6090 NE FINISHED

How this triple was built (2 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: Alaska-Aleutian subduction zone | Statement: [Aleutian Arc, isSegmentOf, Alaska-Aleutian subduction zone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Alaska-Aleutian subduction zone
Context triple: [Aleutian Arc, isSegmentOf, Alaska-Aleutian subduction zone]
  • A. Cascadia Subduction Zone
    The Cascadia Subduction Zone is a major convergent plate boundary off the Pacific Northwest coast of North America, capable of generating powerful megathrust earthquakes and tsunamis.
  • B. Aleutian Arc chosen
    The Aleutian Arc is a major volcanic island chain and subduction zone stretching from Alaska toward Russia, forming part of the tectonically active northern boundary of the Pacific Ocean.
  • C. 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.
  • D. Juan de Fuca Ridge
    Juan de Fuca Ridge is an underwater volcanic spreading center in the northeastern Pacific Ocean where new oceanic crust forms as tectonic plates diverge.
  • E. Peru–Chile Trench region
    The Peru–Chile Trench region is a highly active subduction-zone area off the west coast of South America, known for its deep ocean trench, frequent earthquakes, and major role in Andean mountain building.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a2e79114b081909490b3bf5a5dbb51 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2e979663481908cf9622e59fed041 completed Feb. 28, 2026, 1:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3ab9fda4c81909358613369a6848c completed March 1, 2026, 2:59 a.m.
Created at: Feb. 28, 2026, 1:06 p.m.