Triple

T16213686

Position	Surface form	Disambiguated ID	Type / Status
Subject	Walla Walla people	`E393528`	entity
Predicate	riverAssociation	`P15504`	FINISHED
Object	Columbia River basin	`E395795`	NE FINISHED

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 basin
Context triple: [Walla Walla people, riverAssociation, Columbia River basin]

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. Green River basin
The Green River basin is a major watershed in Kentucky whose river system drains a large portion of the state before joining the Ohio 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_69d87f1f5bd08190bd01cac0d5b9d2ef`	elicitation	completed
NER	`batch_69e227f393e08190be93400d754f0a2d`	ner	completed
NED1	`batch_6a001f87bd588190afb91d21eebd00e3`	ned_source_triple	completed

Created at: April 10, 2026, 5:03 a.m.