Triple

T15114369
Position Surface form Disambiguated ID Type / Status
Subject Sellwood Bridge E360996 entity
Predicate spans P266 FINISHED
Object Willamette River channel E11583 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: Willamette River channel | Statement: [Sellwood Bridge, spans, Willamette River channel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Willamette River channel
Context triple: [Sellwood Bridge, spans, Willamette River channel]
  • A. 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.
  • B. Middle Fork Willamette River
    The Middle Fork Willamette River is a major tributary of Oregon’s Willamette River, flowing through forested mountain terrain and reservoirs before joining the main stem near Eugene.
  • C. Willamette River chosen
    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.
  • D. Coast Fork Willamette River
    The Coast Fork Willamette River is a tributary of the Willamette River in western Oregon, flowing north through rural valleys and communities before joining the Middle Fork near Springfield.
  • 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_69d85a0491ec8190830960be8fafb994 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e0058f4fb88190a3d446a466aebcf1 completed April 15, 2026, 9:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69fee5e4752481908e456279a1dfbff6 completed May 9, 2026, 7:44 a.m.
Created at: April 10, 2026, 3:05 a.m.