Triple

T3231040
Position Surface form Disambiguated ID Type / Status
Subject Franklin D. Roosevelt Lake E67739 entity
Predicate locatedOnRiver P165 FINISHED
Object Columbia River E12075 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: Columbia River | Statement: [Franklin D. Roosevelt Lake, locatedOnRiver, Columbia River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Columbia River
Context triple: [Franklin D. Roosevelt Lake, locatedOnRiver, 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. 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. Green River
    The Green River is a major tributary of the Colorado River that flows through Wyoming, Utah, and Colorado, carving deep canyons and shaping much of the Colorado Plateau’s dramatic landscape.
  • D. Green River
    Green River was an influential mid-1980s Seattle grunge band whose members later formed prominent groups like Pearl Jam and Mudhoney.
  • E. Green River
    Green River is a river in western Washington State that flows through the Seattle metropolitan area and is a key tributary of the Duwamish River.
  • 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_69ad858c61888190a31196310d9b30b5 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adaeb99e088190a8eeca2ca53707e7 completed March 8, 2026, 5:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2e82b6bfc8190a6db566c37ef2eff completed March 12, 2026, 4:22 p.m.
Created at: March 8, 2026, 3:08 p.m.