Triple

T15376133
Position Surface form Disambiguated ID Type / Status
Subject Arctic Ocean seafloor E367673 entity
Predicate borderedBy P224 FINISHED
Object Eurasian continental margin E317944 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Eurasian continental margin | Statement: [Arctic Ocean seafloor, borderedBy, Eurasian continental margin]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Eurasian continental margin
Context triple: [Arctic Ocean seafloor, borderedBy, Eurasian continental margin]
  • A. Eurasian continental margin chosen
    The Eurasian continental margin is the submerged edge of the Eurasian tectonic plate, extending from its coastal shelves into the deep Arctic and Atlantic oceans and encompassing features such as the Chukchi Plateau.
  • B. North American continental margin
    The North American continental margin is the submerged outer edge of the North American tectonic plate, extending from the coastline across the continental shelf, slope, and rise into the deep ocean basins.
  • C. Siberian continental shelf
    The Siberian continental shelf is an extensive, shallow underwater extension of the Siberian landmass in the Arctic Ocean, notable as one of the largest continental shelves in the world.
  • D. Iberian continental margin
    The Iberian continental margin is the submerged transitional zone between the Iberian Peninsula and the adjacent deep ocean basins, characterized by complex tectonics, sedimentary processes, and varied seafloor morphology.
  • E. Atlantic passive margin
    The Atlantic passive margin is a tectonically quiet continental edge along the Atlantic Ocean characterized by broad continental shelves, thick sedimentary deposits, and a lack of major active plate boundaries or significant seismic and volcanic activity.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d85a1551a08190ba2caea7cd51c639 elicitation completed
NER batch_69e03e5ece1081908d7c1289258b9c1f ner completed
NED1 batch_69ff0b5502508190bd39b6d81ee57cc0 ned_source_triple completed
Created at: April 10, 2026, 3:18 a.m.