Triple

T21351883
Position Surface form Disambiguated ID Type / Status
Subject Vantage, Washington E526504 entity
Predicate locatedOn P40 FINISHED
Object Columbia River — 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: Columbia River
Context triple: [Vantage, Washington, locatedOn, Columbia River]
  • A. Columbia River chosen
    The Columbia River is a major river of the Pacific Northwest that forms much of the border between Oregon and Washington and is vital for hydroelectric power, transportation, and regional ecosystems.
  • B. Lewis and Clark River
    The Lewis and Clark River is a small coastal river in northwestern Oregon that flows through forested terrain into the Youngs River near Astoria, historically associated with the Lewis and Clark Expedition.
  • C. Columbia River Basin
    The Columbia River Basin is a vast watershed in the Pacific Northwest that drains portions of seven U.S. states and British Columbia into the Columbia River, supporting major ecosystems, agriculture, and hydroelectric power.
  • D. Green River
    Green River was an influential mid-1980s Seattle grunge band whose members later formed prominent groups like Pearl Jam and Mudhoney.
  • E. Green River
    Green River is a common river name used in various English-speaking regions, typically referring to waterways characterized by clear or greenish-tinted water.
  • 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_69e0b51cd5cc81909ac1187971e8a8ad elicitation completed
NER batch_69e8ad33b3388190b9bc8dd5343e5a86 ner completed
Created at: April 16, 2026, 5:04 p.m.