Triple

T10151403
Position Surface form Disambiguated ID Type / Status
Subject Elkton, Oregon E232649 entity
Predicate hasRiver P165 FINISHED
Object Umpqua River E220331 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: Umpqua River | Statement: [Elkton, Oregon, hasRiver, Umpqua River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Umpqua River
Context triple: [Elkton, Oregon, hasRiver, Umpqua River]
  • A. Umpqua River chosen
    The Umpqua River is a major river in southwestern Oregon known for its scenic canyons, rich salmon and steelhead fisheries, and importance to local recreation and ecosystems.
  • B. North Umpqua River
    The North Umpqua River is a renowned river in southwestern Oregon celebrated for its clear waters, dramatic forested canyons, and exceptional fishing and whitewater recreation.
  • C. South Umpqua River
    The South Umpqua River is a major river in southwestern Oregon that flows through the Cascade Range and the city of Roseburg before joining the North Umpqua River to form the main Umpqua River.
  • D. Lower Umpqua
    Lower Umpqua are an Indigenous people of the central Oregon coast, traditionally speakers of a dialect of the Siuslaw language and part of the broader cultural groups of the Pacific Northwest.
  • E. Coos River
    The Coos River is a coastal river in southwestern Oregon that flows through forested terrain to join the Coos Bay estuary near the Pacific Ocean.
  • 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_69ca84885e48819088a31b127cf44904 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cdec0584a48190b65daa8370555c27 completed April 2, 2026, 4:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69e482d55a04819090d95f7a4abb6e29 completed April 19, 2026, 7:23 a.m.
Created at: March 30, 2026, 9:08 p.m.