Triple

T19855596
Position Surface form Disambiguated ID Type / Status
Subject Columbia Lake Recreation Site E477122 entity
Predicate nearbyWaterbody P1489 FINISHED
Object Columbia River headwaters 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: Columbia River headwaters | Statement: [Columbia Lake Recreation Site, nearbyWaterbody, Columbia River headwaters]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia River headwaters
Context triple: [Columbia Lake Recreation Site, nearbyWaterbody, Columbia River headwaters]
  • A. Columbia River headwaters chosen
    The Columbia River headwaters are the high-elevation source region of the Columbia River in the Canadian Rockies, where meltwater and runoff begin the river’s long course toward the Pacific Ocean.
  • B. Wenatchee River
    The Wenatchee River is a major river in Washington State known for its scenic canyon landscapes, whitewater recreation, and role as a key tributary of the Columbia River.
  • C. Rainier River
    Rainier River is a waterway named in honor of British Royal Navy officer Peter Rainier, reflecting his historical influence in the region.
  • D. Somass River
    The Somass River is a river on Vancouver Island in British Columbia, Canada, known for flowing through the Alberni Valley to the city of Port Alberni and supporting important salmon runs.
  • E. Madison River
    The Madison River is a renowned trout-fishing and whitewater river in Wyoming and Montana that forms one of the three headwaters of the Missouri River.
  • 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_69d8e51d39d081909bcfafeaaf3d2fcc completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e6586c14fc81908d34785f1088b0a9 completed April 20, 2026, 4:46 p.m.
Created at: April 10, 2026, 1:51 p.m.