Triple

T16656328
Position Surface form Disambiguated ID Type / Status
Subject Plateau of western North America E404740 entity
Predicate traversedBy P225 FINISHED
Object Columbia River E12075 NE FINISHED

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: Columbia River | Statement: [Plateau of western North America, traversedBy, Columbia River]

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: [Plateau of western North America, traversedBy, 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
    The Green River is a mountain river in British Columbia, Canada, known for flowing near the Fitzsimmons Range and through the Whistler area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d8838b5fbc81908c6575c132b82e80 elicitation completed
NER batch_69e37bfb2b308190bf3559df9fbb126f ner completed
NED1 batch_6a00918ae5f48190a85af2dfbe9708d4 ned_source_triple completed
Created at: April 10, 2026, 5:18 a.m.