Triple

T20537860
Position Surface form Disambiguated ID Type / Status
Subject Broadwater County E504246 entity
Predicate contains P35 FINISHED
Object Canyon Ferry Dam (within or immediately adjacent to county boundary) 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 Dam (within or immediately adjacent to county boundary) | Statement: [Broadwater County, contains, Canyon Ferry Dam (within or immediately adjacent to county boundary)]

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 Dam (within or immediately adjacent to county boundary)
Context triple: [Broadwater County, contains, Canyon Ferry Dam (within or immediately adjacent to county boundary)]
  • A. North Fork Dam
    North Fork Dam is a hydroelectric and water-supply dam located on the Clackamas River in northwestern Oregon.
  • B. Painted Rock Dam
    Painted Rock Dam is a flood-control structure on the Gila River in Arizona, built by the U.S. Army Corps of Engineers to manage seasonal flows and protect downstream communities.
  • C. Lower Monumental Dam
    Lower Monumental Dam is a hydroelectric concrete gravity dam on the lower Snake River in Washington State, forming Lake Herbert G. West and supporting power generation, navigation, and irrigation in the region.
  • D. De Cordova Bend Dam
    De Cordova Bend Dam is a hydroelectric and flood-control structure on the Brazos River in Texas, best known for creating Lake Granbury and supporting regional water management and recreation.
  • E. Downsville Dam
    Downsville Dam is a large earthen embankment dam on the East Branch of the Delaware River in New York, built as part of New York City's water supply 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 Dam (within or immediately adjacent to county boundary)
Target entity description: Canyon Ferry Dam is a concrete gravity dam on the Missouri River in Montana, forming Canyon Ferry Lake and providing hydroelectric power, irrigation water, and recreation opportunities.
  • A. North Fork Dam
    North Fork Dam is a hydroelectric and water-supply dam located on the Clackamas River in northwestern Oregon.
  • B. Painted Rock Dam
    Painted Rock Dam is a flood-control structure on the Gila River in Arizona, built by the U.S. Army Corps of Engineers to manage seasonal flows and protect downstream communities.
  • C. Lower Monumental Dam
    Lower Monumental Dam is a hydroelectric concrete gravity dam on the lower Snake River in Washington State, forming Lake Herbert G. West and supporting power generation, navigation, and irrigation in the region.
  • D. De Cordova Bend Dam
    De Cordova Bend Dam is a hydroelectric and flood-control structure on the Brazos River in Texas, best known for creating Lake Granbury and supporting regional water management and recreation.
  • E. Downsville Dam
    Downsville Dam is a large earthen embankment dam on the East Branch of the Delaware River in New York, built as part of New York City's water supply 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.