Triple

T18240868
Position Surface form Disambiguated ID Type / Status
Subject Lake Erie watershed E436804 entity
Predicate hasPrimaryInflow P4496 FINISHED
Object Grand River (Ontario) — NE NERFINISHED

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: Grand River (Ontario)
Context triple: [Lake Erie watershed, hasPrimaryInflow, Grand River (Ontario)]
  • A. Grand River
    The Grand River is Michigan’s longest river, flowing through the western part of the state and emptying into Lake Michigan at Grand Haven.
  • B. Grand River chosen
    Grand River is a major river in southwestern Ontario, Canada, flowing through several cities and communities before emptying into Lake Erie.
  • C. Grand River
    The Grand River, now known as the Churchill River, is a major river in Newfoundland and Labrador, Canada, renowned for its powerful flow and hydroelectric potential.
  • D. Grand River
    The Grand River is a waterway in the northern Great Plains region of the United States, historically noted as part of the frontier landscape traversed by 19th-century fur trappers and explorers.
  • E. Don River (Ontario)
    The Don River in Ontario is an urban river flowing through the city of Toronto before emptying into Lake Ontario.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d8b91104e08190a8241f7d260a5162 elicitation completed
NER batch_69e4f7e287548190b666a990e5b168b0 ner completed
Created at: April 10, 2026, 10:33 a.m.