Triple

T15376149
Position Surface form Disambiguated ID Type / Status
Subject Arctic Ocean seafloor E367673 entity
Predicate hasFeature P182 FINISHED
Object Nansen Basin E22847 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: Nansen Basin | Statement: [Arctic Ocean seafloor, hasFeature, Nansen Basin]

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: Nansen Basin
Context triple: [Arctic Ocean seafloor, hasFeature, Nansen Basin]
  • A. Nansen Basin chosen
    Nansen Basin is a deep oceanic basin in the central Arctic Ocean, notable for its great depths and role in Arctic water circulation and sediment deposition.
  • B. Amundsen Basin
    Amundsen Basin is a deep oceanic basin in the Arctic Ocean, forming part of the complex seafloor topography between Greenland, Svalbard, and the Siberian continental margin.
  • C. Nansen Sound
    Nansen Sound is a narrow Arctic waterway in the Canadian Arctic Archipelago, known for its harsh ice conditions and its role in polar exploration routes.
  • D. Greenland Basin
    The Greenland Basin is a deep oceanic depression in the Arctic Ocean, lying beneath the Greenland Sea and playing a key role in cold deep-water formation and circulation.
  • E. Irminger Basin
    The Irminger Basin is a deep oceanic basin in the North Atlantic, lying beneath the Irminger Sea between Greenland and Iceland and forming part of the complex subpolar gyre system.
  • 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.