Triple

T174531
Position Surface form Disambiguated ID Type / Status
Subject Pacific Plate E3547 entity
Predicate hasBoundaryFeature P6131 FINISHED
Object 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.
E21757 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: Japan Trench | Statement: [Pacific Plate, hasBoundaryFeature, Japan Trench]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Japan Trench
Context triple: [Pacific Plate, hasBoundaryFeature, Japan Trench]
  • A. Hellenic Trench
    The Hellenic Trench is a deep submarine trench in the eastern Mediterranean, formed by the subduction of the African Plate beneath the Aegean microplate and known for hosting some of the region’s greatest ocean depths and seismic activity.
  • B. 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.
  • C. Puerto Rico Trench
    The Puerto Rico Trench is a deep oceanic trench in the western Atlantic, marking the boundary between the Caribbean and North American tectonic plates and containing the region’s greatest ocean depths.
  • D. South Sandwich Trench
    The South Sandwich Trench is a deep oceanic trench near the South Sandwich Islands, known as one of the deepest points in the Southern Ocean and a significant site for studying subduction and extreme marine environments.
  • E. Tsugaru Strait
    The Tsugaru Strait is a narrow body of water separating Japan’s Honshu and Hokkaido islands, serving as a key maritime passage between the Sea of Japan and the Pacific Ocean.
  • 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: Japan Trench
Triple: [Pacific Plate, hasBoundaryFeature, Japan Trench]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Japan Trench
Target entity description: 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.
  • A. Hellenic Trench
    The Hellenic Trench is a deep submarine trench in the eastern Mediterranean, formed by the subduction of the African Plate beneath the Aegean microplate and known for hosting some of the region’s greatest ocean depths and seismic activity.
  • B. 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.
  • C. Puerto Rico Trench
    The Puerto Rico Trench is a deep oceanic trench in the western Atlantic, marking the boundary between the Caribbean and North American tectonic plates and containing the region’s greatest ocean depths.
  • D. South Sandwich Trench
    The South Sandwich Trench is a deep oceanic trench near the South Sandwich Islands, known as one of the deepest points in the Southern Ocean and a significant site for studying subduction and extreme marine environments.
  • E. Tsugaru Strait
    The Tsugaru Strait is a narrow body of water separating Japan’s Honshu and Hokkaido islands, serving as a key maritime passage between the Sea of Japan and the Pacific Ocean.
  • 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_69a25374990081909766d30c79a18e0e completed Feb. 28, 2026, 2:31 a.m.
NER Named-entity recognition batch_69a25bafd5808190a0a0cb2b21ce007f completed Feb. 28, 2026, 3:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2e7e38b8881908c5030f7c9553aff completed Feb. 28, 2026, 1:04 p.m.
NEDg Description generation batch_69a2e8f4bc508190bbf7f46ba45a0bfb completed Feb. 28, 2026, 1:09 p.m.
NED2 Entity disambiguation (via description) batch_69a2e9dfe0ac8190a48809a28fa0c8bd completed Feb. 28, 2026, 1:13 p.m.
Created at: Feb. 28, 2026, 2:39 a.m.