Triple

T19010096
Position Surface form Disambiguated ID Type / Status
Subject June Callwood E465198 entity
Predicate placeOfBirth P1 FINISHED
Object Chatham, Ontario, Canada — NE NERFINISHED

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: Chatham, Ontario, Canada | Statement: [June Callwood, placeOfBirth, Chatham, Ontario, Canada]

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: Chatham, Ontario, Canada
Context triple: [June Callwood, placeOfBirth, Chatham, Ontario, Canada]
  • A. Chatham, Ontario, Canada chosen
    Chatham, Ontario, Canada is a small city in southwestern Ontario known historically as a manufacturing and agricultural hub and as the birthplace of Hall of Fame baseball pitcher Fergie Jenkins.
  • B. St. Thomas, Ontario, Canada
    St. Thomas, Ontario, Canada is a small city in southwestern Ontario known historically as a railway hub and for its role in regional transportation and industry.
  • C. Simcoe, Ontario, Canada
    Simcoe, Ontario, Canada is a small community in southwestern Ontario known as the hometown of Hockey Hall of Famer and eight-time Stanley Cup champion Red Kelly.
  • D. Atwood, Ontario
    Atwood, Ontario is a small rural community in Perth County, Canada, known for its agricultural surroundings and close-knit local character.
  • E. Saugeen Shores, Ontario
    Saugeen Shores, Ontario is a lakeside town on the shores of Lake Huron known for its beaches, tourism, and small-town community in Bruce County.
  • 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_69d8dd025c188190a1d81f5b4ec7e2c6 elicitation completed
NER batch_69e5d6a8225c81908e80ae7eb1c1301b ner completed
Created at: April 10, 2026, 12:02 p.m.