Triple

T3695849
Position Surface form Disambiguated ID Type / Status
Subject Columbia River hydropower system E78455 entity
Predicate locatedIn P40 FINISHED
Object Columbia River Basin
The Columbia River Basin is a vast watershed in the Pacific Northwest of North America, encompassing parts of the United States and Canada and supporting major river systems, ecosystems, and hydropower infrastructure.
E12075 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: Columbia River Basin | Statement: [Columbia River hydropower system, locatedIn, Columbia River Basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia River Basin
Context triple: [Columbia River hydropower system, locatedIn, Columbia River Basin]
  • A. Columbia River
    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. 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.
  • C. Klamath River
    The Klamath River is a major river in southern Oregon and northern California known for its salmon runs, ecological significance, and ongoing water and dam-removal controversies.
  • D. Missouri River Basin
    The Missouri River Basin is a vast drainage area in the central United States that collects water from the Missouri River and its tributaries across multiple states and parts of Canada.
  • E. Columbia Plateau
    The Columbia Plateau is a vast volcanic and sedimentary region in the Pacific Northwest known for its basalt flows, deep river canyons, and extensive agricultural lands shaped by the Columbia River and its tributaries.
  • 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: Columbia River Basin
Triple: [Columbia River hydropower system, locatedIn, Columbia River Basin]
Generated description
The Columbia River Basin is a vast watershed in the Pacific Northwest of North America, encompassing parts of the United States and Canada and supporting major river systems, ecosystems, and hydropower infrastructure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbia River Basin
Target entity description: The Columbia River Basin is a vast watershed in the Pacific Northwest of North America, encompassing parts of the United States and Canada and supporting major river systems, ecosystems, and hydropower infrastructure.
  • 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. 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.
  • C. Klamath River
    The Klamath River is a major river in southern Oregon and northern California known for its salmon runs, ecological significance, and ongoing water and dam-removal controversies.
  • D. Missouri River Basin
    The Missouri River Basin is a vast drainage area in the central United States that collects water from the Missouri River and its tributaries across multiple states and parts of Canada.
  • E. Columbia Plateau
    The Columbia Plateau is a vast volcanic and sedimentary region in the Pacific Northwest known for its basalt flows, deep river canyons, and extensive agricultural lands shaped by the Columbia River and its tributaries.
  • F. None of above.

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_69ad85e3b1888190abc983e06968696d completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc50f9ad88190a926042fa73d65dc completed March 8, 2026, 6:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4f024962881908b5fe52f594a5d03 completed March 14, 2026, 5:20 a.m.
NEDg Description generation batch_69b4f41c63788190a6b8b6a71d49b5ac completed March 14, 2026, 5:37 a.m.
NED2 Entity disambiguation (via description) batch_69b4f4b218a08190802079fff249deb6 completed March 14, 2026, 5:40 a.m.
Created at: March 8, 2026, 3:26 p.m.