Triple

T15027143
Position Surface form Disambiguated ID Type / Status
Subject Celilo Falls E378246 entity
Predicate partOf P40 FINISHED
Object The Dalles–Celilo reach of the Columbia River
The Dalles–Celilo reach of the Columbia River is a historically and culturally significant stretch of the river in the Pacific Northwest, once renowned for its powerful rapids and rich Indigenous fishing sites before being largely submerged by dam construction.
E1135799 NE FINISHED

How this triple was built (4 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: The Dalles–Celilo reach of the Columbia River | Statement: [Celilo Falls, partOf, The Dalles–Celilo reach of the Columbia River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: The Dalles–Celilo reach of the Columbia River
Context triple: [Celilo Falls, partOf, The Dalles–Celilo reach of the Columbia River]
  • A. Lower Columbia River region
    The Lower Columbia River region is a culturally and ecologically rich area of the Pacific Northwest centered along the lower stretches of the Columbia River, historically home to numerous Indigenous peoples and vital salmon fisheries.
  • B. Cowlitz River
    The Cowlitz River is a significant river in southwestern Washington State, known for its salmon and steelhead runs, hydroelectric dams, and role in regional recreation and fisheries.
  • C. 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.
  • D. Calapooia River basin
    The Calapooia River basin is a watershed in western Oregon that historically formed the homeland of the Kalapuya people.
  • E. Columbia River Basin
    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.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: The Dalles–Celilo reach of the Columbia River
Triple: [Celilo Falls, partOf, The Dalles–Celilo reach of the Columbia River]
Generated description
The Dalles–Celilo reach of the Columbia River is a historically and culturally significant stretch of the river in the Pacific Northwest, once renowned for its powerful rapids and rich Indigenous fishing sites before being largely submerged by dam construction.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: The Dalles–Celilo reach of the Columbia River
Target entity description: The Dalles–Celilo reach of the Columbia River is a historically and culturally significant stretch of the river in the Pacific Northwest, once renowned for its powerful rapids and rich Indigenous fishing sites before being largely submerged by dam construction.
  • A. Lower Columbia River region
    The Lower Columbia River region is a culturally and ecologically rich area of the Pacific Northwest centered along the lower stretches of the Columbia River, historically home to numerous Indigenous peoples and vital salmon fisheries.
  • B. Cowlitz River
    The Cowlitz River is a significant river in southwestern Washington State, known for its salmon and steelhead runs, hydroelectric dams, and role in regional recreation and fisheries.
  • C. 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.
  • D. Calapooia River basin
    The Calapooia River basin is a watershed in western Oregon that historically formed the homeland of the Kalapuya people.
  • E. Columbia River Basin
    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.
  • F. None of above. chosen

Provenance (5 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_69d85cd46b2c819090d054c27787f677 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded7dfcb508190aec8cd667e27a8ea completed April 15, 2026, 12:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69fea5b0bbf4819082e14715bfd6003d completed May 9, 2026, 3:10 a.m.
NEDg Description generation batch_69fea6f926d481908cf4465205c628db completed May 9, 2026, 3:16 a.m.
NED2 Entity disambiguation (via description) batch_69fea9ab97e08190995c090c1fb9ed3b completed May 9, 2026, 3:27 a.m.
Created at: April 10, 2026, 2:58 a.m.