Triple

T17919908
Position Surface form Disambiguated ID Type / Status
Subject American Valley E448036 entity
Predicate nearbyWatercourse P8567 FINISHED
Object East Branch North Fork Feather River — NE NERFINISHED

How this triple was built (3 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: East Branch North Fork Feather River | Statement: [American Valley, nearbyWatercourse, East Branch North Fork Feather River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: East Branch North Fork Feather River
Context triple: [American Valley, nearbyWatercourse, East Branch North Fork Feather River]
  • A. West Branch Feather River
    West Branch Feather River is a major tributary of California’s Feather River, flowing through the Sierra Nevada and contributing to the region’s water supply and hydroelectric system.
  • B. North Fork Feather River
    The North Fork Feather River is a major tributary of California’s Feather River, flowing through the northern Sierra Nevada and supporting regional hydroelectric power, recreation, and wildlife habitat.
  • C. Middle Fork Feather River
    The Middle Fork Feather River is a major tributary of California’s Feather River system, flowing through the northern Sierra Nevada and contributing significant water and scenic canyon landscapes before reaching Lake Oroville.
  • D. South Fork Feather River
    The South Fork Feather River is a major tributary of the Feather River in Northern California, flowing through the Sierra Nevada and contributing significantly to regional water storage and hydroelectric power.
  • E. Feather River headwaters
    The Feather River headwaters are the high-elevation source streams and wetlands in the mountains of Northern California that feed the Feather River, an important tributary of the Sacramento River and key component of the state’s water supply.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: East Branch North Fork Feather River
Target entity description: The East Branch North Fork Feather River is a tributary of the Feather River in northern California, flowing through the Sierra Nevada and contributing to the Sacramento River watershed.
  • A. West Branch Feather River
    West Branch Feather River is a major tributary of California’s Feather River, flowing through the Sierra Nevada and contributing to the region’s water supply and hydroelectric system.
  • B. North Fork Feather River
    The North Fork Feather River is a major tributary of California’s Feather River, flowing through the northern Sierra Nevada and supporting regional hydroelectric power, recreation, and wildlife habitat.
  • C. Middle Fork Feather River
    The Middle Fork Feather River is a major tributary of California’s Feather River system, flowing through the northern Sierra Nevada and contributing significant water and scenic canyon landscapes before reaching Lake Oroville.
  • D. South Fork Feather River
    The South Fork Feather River is a major tributary of the Feather River in Northern California, flowing through the Sierra Nevada and contributing significantly to regional water storage and hydroelectric power.
  • E. Feather River headwaters
    The Feather River headwaters are the high-elevation source streams and wetlands in the mountains of Northern California that feed the Feather River, an important tributary of the Sacramento River and key component of the state’s water supply.
  • F. None of above. chosen

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_69d8b9f6d394819082a6d69fd1e23d2f completed April 10, 2026, 8:51 a.m.
NER Named-entity recognition batch_69e4a309532881908633bd723923880f completed April 19, 2026, 9:40 a.m.
Created at: April 10, 2026, 10:20 a.m.