Triple

T605458
Position Surface form Disambiguated ID Type / Status
Subject Willamette River E11583 entity
Predicate formsConfluenceWith P2416 FINISHED
Object Columbia River at Portland, Oregon E12075 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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 at Portland, Oregon | Statement: [Willamette River, formsConfluenceWith, Columbia River at Portland, Oregon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Columbia River at Portland, Oregon
Context triple: [Willamette River, formsConfluenceWith, Columbia River at Portland, Oregon]
  • A. Willamette River
    The Willamette River is a major waterway in northwestern Oregon that flows north through the Willamette Valley and the city of Portland before joining the Columbia River.
  • B. Multnomah River
    The Multnomah River is a historic waterway in Oregon whose name, derived from the Indigenous Multnomah people, has been used for various geographic and political entities in the region.
  • C. 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.
  • D. Clackamas River
    The Clackamas River is a tributary of the Willamette River in northwestern Oregon, known for its scenic forested watershed, hydroelectric dams, and popular recreational activities like fishing, rafting, and kayaking.
  • E. Tualatin River
    The Tualatin River is a tributary of the Willamette River in northwestern Oregon, known for flowing through agricultural lands and suburban communities and serving as a key source of irrigation, recreation, and wildlife habitat.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a4932779b881908688590d59c71900 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49dc7d88c81909fe493ac57fd784e completed March 1, 2026, 8:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5238addd48190a1f4f471715fccea completed March 2, 2026, 5:43 a.m.
Created at: March 1, 2026, 7:35 p.m.