Triple

T15376148
Position Surface form Disambiguated ID Type / Status
Subject Arctic Ocean seafloor E367673 entity
Predicate hasFeature P182 FINISHED
Object Canada Basin E11477 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: Canada Basin | Statement: [Arctic Ocean seafloor, hasFeature, Canada 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: Canada Basin
Context triple: [Arctic Ocean seafloor, hasFeature, Canada Basin]
  • A. Canada Basin chosen
    The Canada Basin is a deep, remote submarine basin in the Arctic Ocean, located north of Alaska and Canada, known for its extreme depths, perennial sea ice cover, and importance to polar oceanographic research.
  • B. Mackenzie Basin
    Mackenzie Basin is a vast, sparsely populated intermontane basin in New Zealand’s South Island, renowned for its turquoise lakes, high-country landscapes, and internationally recognized dark-sky reserves.
  • C. Athabasca Basin
    Athabasca Basin is a geologic region in northern Saskatchewan and Alberta, Canada, globally renowned for hosting some of the world’s richest high-grade uranium deposits.
  • D. Lake Agassiz basin
    The Lake Agassiz basin is the vast prehistoric drainage area in central North America that once held glacial Lake Agassiz, one of the largest proglacial lakes in Earth’s history.
  • E. Hudson Bay drainage basin
    The Hudson Bay drainage basin is a vast watershed in northern North America that collects runoff from numerous rivers and lakes across Canada and parts of the United States, all ultimately flowing into Hudson Bay.
  • 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.