Triple

T9813213
Position Surface form Disambiguated ID Type / Status
Subject White Chuck River E238328 entity
Predicate partOf P40 FINISHED
Object Columbia River watershed E395795 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 watershed | Statement: [White Chuck River, partOf, Columbia River watershed]

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 watershed
Context triple: [White Chuck River, partOf, Columbia River watershed]
  • A. Columbia River Basin chosen
    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.
  • B. Columbia River
    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.
  • C. Okanogan/Okanagan watershed
    The Okanogan/Okanagan watershed is a transboundary river basin spanning north-central Washington State and south-central British Columbia, encompassing the Okanagan and Okanogan river systems, lakes, and surrounding landscapes that drain into the Columbia River.
  • D. Green River Basin
    The Green River Basin is a large sedimentary basin in southwestern Wyoming known for its rich fossil beds, energy resources, and distinctive high-desert landscape.
  • E. Snake River Basin
    The Snake River Basin is a major watershed in the northwestern United States that drains much of Idaho and parts of neighboring states through the Snake River and its extensive network of tributaries.
  • 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_69ca84defac48190abc1148804f184c1 elicitation completed
NER batch_69cdb22410208190b82b81a4df800f80 ner completed
NED1 batch_69d1e41725948190a40ddcf9552e9bf1 ned_source_triple completed
Created at: March 30, 2026, 8:30 p.m.