Triple

T20537882
Position Surface form Disambiguated ID Type / Status
Subject Broadwater County E504246 entity
Predicate hasAreaFeature P12635 FINISHED
Object Canyon Ferry Reservoir 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: Canyon Ferry Reservoir | Statement: [Broadwater County, hasAreaFeature, Canyon Ferry Reservoir]

Disambiguation candidates (2 decisions)

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: Canyon Ferry Reservoir
Context triple: [Broadwater County, hasAreaFeature, Canyon Ferry Reservoir]
  • A. Flix Reservoir
    Flix Reservoir is an artificial lake in Catalonia, Spain, formed on the Ebro River to support hydroelectric power generation and water management.
  • B. Prairie Creek Reservoir
    Prairie Creek Reservoir is a man-made lake and recreational area in Delaware County, Indiana, popular for fishing, boating, camping, and other outdoor activities.
  • C. Squaw Creek Reservoir
    Squaw Creek Reservoir is a man-made lake in Texas primarily known for serving as the cooling water source for the Comanche Peak Nuclear Power Plant.
  • D. McPhee Reservoir
    McPhee Reservoir is a large man-made lake in southwestern Colorado that serves as a major water storage and irrigation resource for the surrounding region.
  • E. Prosser Creek Reservoir
    Prosser Creek Reservoir is a man-made lake in Nevada County, California, used primarily for water storage, flood control, and recreation as part of the Truckee River system.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Canyon Ferry Reservoir
Target entity description: Canyon Ferry Reservoir is a large man-made lake on the Missouri River in Montana, popular for recreation, irrigation, and hydroelectric power generation.
  • A. Flix Reservoir
    Flix Reservoir is an artificial lake in Catalonia, Spain, formed on the Ebro River to support hydroelectric power generation and water management.
  • B. Prairie Creek Reservoir
    Prairie Creek Reservoir is a man-made lake and recreational area in Delaware County, Indiana, popular for fishing, boating, camping, and other outdoor activities.
  • C. Squaw Creek Reservoir
    Squaw Creek Reservoir is a man-made lake in Texas primarily known for serving as the cooling water source for the Comanche Peak Nuclear Power Plant.
  • D. McPhee Reservoir
    McPhee Reservoir is a large man-made lake in southwestern Colorado that serves as a major water storage and irrigation resource for the surrounding region.
  • E. Prosser Creek Reservoir
    Prosser Creek Reservoir is a man-made lake in Nevada County, California, used primarily for water storage, flood control, and recreation as part of the Truckee River system.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0b4b476648190bc6019622ae54d3c elicitation completed
NER batch_69e6a29006008190aa1ee3224c75ff4b ner completed
Created at: April 16, 2026, 11:37 a.m.