Triple

T133259
Position Surface form Disambiguated ID Type / Status
Subject Southern Ocean E2696 entity
Predicate contains P35 FINISHED
Object 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.
E15261 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: South Sandwich Trench | Statement: [Southern Ocean, contains, South Sandwich Trench]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Sandwich Trench
Context triple: [Southern Ocean, contains, South Sandwich Trench]
  • A. 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.
  • B. 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.
  • 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. Mariana Trench
    The Mariana Trench is the deepest known oceanic trench on Earth, located in the western Pacific Ocean near the Mariana Islands.
  • 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. 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: South Sandwich Trench
Triple: [Southern Ocean, contains, South Sandwich Trench]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South Sandwich Trench
Target entity description: 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.
  • A. 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.
  • B. 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.
  • 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. Mariana Trench
    The Mariana Trench is the deepest known oceanic trench on Earth, located in the western Pacific Ocean near the Mariana Islands.
  • 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. 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_69a2520c0f3481908b0ed054a2fca8d0 completed Feb. 28, 2026, 2:25 a.m.
NER Named-entity recognition batch_69a257871b8c8190868838837c0058d6 completed Feb. 28, 2026, 2:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2aa46feb88190811b3db0f47325d7 completed Feb. 28, 2026, 8:41 a.m.
NEDg Description generation batch_69a2ac372024819080e123e726aecee0 completed Feb. 28, 2026, 8:49 a.m.
NED2 Entity disambiguation (via description) batch_69a2acb4879081908b303636922f10a0 completed Feb. 28, 2026, 8:52 a.m.
Created at: Feb. 28, 2026, 2:30 a.m.