Triple

T15376134
Position Surface form Disambiguated ID Type / Status
Subject Arctic Ocean seafloor E367673 entity
Predicate borderedBy P224 FINISHED
Object North American continental margin E316390 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: North American continental margin | Statement: [Arctic Ocean seafloor, borderedBy, North American 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: North American continental margin
Context triple: [Arctic Ocean seafloor, borderedBy, North American continental margin]
  • A. North American continental margin chosen
    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.
  • B. 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.
  • C. Eurasian continental margin
    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.
  • D. Pacific margin of the Americas
    The Pacific margin of the Americas is the tectonically active western edge of North and South America, characterized by subduction zones, mountain-building, and frequent earthquakes and volcanism along the Pacific Ocean.
  • E. Atlantic continental margin of South America
    The Atlantic continental margin of South America is the broad submerged edge of the South American continent along the Atlantic Ocean, encompassing extensive continental shelves, slopes, and rises such as the Patagonian Shelf.
  • 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_69ff1347c8448190aa1088d66bca2722 ned_source_triple completed
Created at: April 10, 2026, 3:18 a.m.