Triple

T18655480
Position Surface form Disambiguated ID Type / Status
Subject Cathlamet E456052 entity
Predicate locatedOn P40 FINISHED
Object Lower Columbia River NE NERFINISHED

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: Lower Columbia River | Statement: [Cathlamet, locatedOn, Lower Columbia River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lower Columbia River
Context triple: [Cathlamet, locatedOn, Lower Columbia River]
  • A. 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.
  • B. Walla Walla River
    The Walla Walla River is a tributary of the Columbia River in the Pacific Northwest, flowing through northeastern Oregon and southeastern Washington and giving its name to Walla Walla County.
  • C. Jefferson River
    The Jefferson River is a major tributary of the Missouri River in southwestern Montana, known for its scenic valleys, trout fishing, and role in the Lewis and Clark Expedition.
  • D. Chehalis River
    The Chehalis River is a major river in southwestern Washington State that flows through forested valleys and agricultural lands before emptying into Grays Harbor on the Pacific coast.
  • E. Lewis and Clark River
    The Lewis and Clark River is a small coastal river in northwestern Oregon that flows through forested terrain into the Youngs River near Astoria, historically associated with the Lewis and Clark Expedition.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8d38ea1e88190997e9b231190ba6f completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e55084012881909b9dd60565011c86 completed April 19, 2026, 10 p.m.
Created at: April 10, 2026, 11:47 a.m.