Triple

T21189034
Position Surface form Disambiguated ID Type / Status
Subject Graham County, Arizona E522162 entity
Predicate contains P35 FINISHED
Object San Carlos Apache Indian Reservation — 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: San Carlos Apache Indian Reservation | Statement: [Graham County, Arizona, contains, San Carlos Apache Indian Reservation]

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: San Carlos Apache Indian Reservation
Context triple: [Graham County, Arizona, contains, San Carlos Apache Indian Reservation]
  • A. San Carlos Apache Indian Reservation chosen
    The San Carlos Apache Indian Reservation is a federally recognized reservation in southeastern Arizona that became infamous in the 19th century as a U.S. military internment site for various Apache bands and a focal point of resistance during the Apache Wars.
  • B. San Xavier Indian Reservation
    San Xavier Indian Reservation is a Tohono O’odham Nation reservation in southern Arizona that encompasses the historic Mission San Xavier del Bac and surrounding tribal lands.
  • C. Pascua Yaqui Reservation
    Pascua Yaqui Reservation is a federally recognized Native American reservation in Arizona that serves as the primary homeland and cultural center of the Yaqui people in the United States.
  • D. San Pasqual Indian Reservation
    San Pasqual Indian Reservation is a federally recognized Native American reservation in San Diego County, California, serving as the homeland of the San Pasqual Band of Diegueño Mission Indians.
  • E. Cocopah Indian Reservation
    The Cocopah Indian Reservation is the homeland of the Cocopah (Xawitt Kwñchawaay) people, a federally recognized Native American tribe located along the lower Colorado River in southwestern Arizona.
  • 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_69e0b51061388190aa03f19700d3ef04 elicitation completed
NER batch_69e733350e588190a31467758a8afa5c ner completed
Created at: April 16, 2026, 3:07 p.m.