Triple

T16494475
Position Surface form Disambiguated ID Type / Status
Subject OPHL E400646 entity
Predicate regionServed P82 FINISHED
Object Southern Ontario E22418 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: Southern Ontario | Statement: [OPHL, regionServed, Southern Ontario]

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: Southern Ontario
Context triple: [OPHL, regionServed, Southern Ontario]
  • A. Southern Ontario chosen
    Southern Ontario is the densely populated, industrial and economic heartland of Ontario, Canada, encompassing major cities such as Toronto, Hamilton, and London.
  • B. Eastern Ontario
    Eastern Ontario is a geographic and cultural region in the eastern part of the Canadian province of Ontario, encompassing communities along the Ottawa River and the St. Lawrence River, including the city of Ottawa.
  • C. Southwestern Ontario
    Southwestern Ontario is a populous and economically diverse region of southern Ontario, Canada, encompassing cities like London and Windsor and known for its agriculture, manufacturing, and proximity to the Great Lakes and U.S. border.
  • D. Central Ontario
    Central Ontario is a predominantly rural and recreational region of Ontario known for its lakes, forests, cottage country, and outdoor tourism.
  • E. Northern Ontario
    Northern Ontario is a vast, sparsely populated region of Ontario known for its boreal forests, abundant lakes, mining and forestry industries, and predominantly rural and Indigenous communities.
  • 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_69d88381f6148190819958a038be990e elicitation completed
NER batch_69e32e3276b88190946a669b4d893a54 ner completed
NED1 batch_6a005828849481909e95c5822ed6f74d ned_source_triple completed
Created at: April 10, 2026, 5:14 a.m.