Triple

T3270293
Position Surface form Disambiguated ID Type / Status
Subject Lake Oroville E68629 entity
Predicate inflow P415 FINISHED
Object 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.
E480429 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: Middle Fork Feather River | Statement: [Lake Oroville, inflow, Middle Fork Feather River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Middle Fork Feather River
Context triple: [Lake Oroville, inflow, Middle Fork Feather River]
  • A. Middle Fork Kings River
    The Middle Fork Kings River is a remote, rugged tributary of California’s Kings River known for its deep granite canyons, challenging whitewater, and pristine Sierra Nevada wilderness.
  • B. North Fork American River
    The North Fork American River is a major tributary of California’s American River, known for its rugged canyon scenery, whitewater recreation, and relatively undisturbed natural habitat in the Sierra Nevada foothills.
  • C. Middle Fork American River
    The Middle Fork American River is a popular whitewater rafting and kayaking destination in California’s Sierra Nevada, known for its scenic canyon, challenging rapids, and historic gold-mining sites.
  • D. Feather River
    The Feather River is a major tributary of the Sacramento River in Northern California, known for its extensive role in the state’s water supply, hydroelectric power generation, and flood control.
  • E. South Fork American River
    The South Fork American River is a major tributary of California’s American River in the Sierra Nevada foothills, renowned for its historical role in the Gold Rush and its popular whitewater rafting runs.
  • 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: Middle Fork Feather River
Triple: [Lake Oroville, inflow, Middle Fork Feather River]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Middle Fork Feather River
Target entity description: 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.
  • A. Middle Fork Kings River
    The Middle Fork Kings River is a remote, rugged tributary of California’s Kings River known for its deep granite canyons, challenging whitewater, and pristine Sierra Nevada wilderness.
  • B. North Fork American River
    The North Fork American River is a major tributary of California’s American River, known for its rugged canyon scenery, whitewater recreation, and relatively undisturbed natural habitat in the Sierra Nevada foothills.
  • C. Middle Fork American River
    The Middle Fork American River is a popular whitewater rafting and kayaking destination in California’s Sierra Nevada, known for its scenic canyon, challenging rapids, and historic gold-mining sites.
  • D. Feather River
    The Feather River is a major tributary of the Sacramento River in Northern California, known for its extensive role in the state’s water supply, hydroelectric power generation, and flood control.
  • E. South Fork American River
    The South Fork American River is a major tributary of California’s American River in the Sierra Nevada foothills, renowned for its historical role in the Gold Rush and its popular whitewater rafting runs.
  • 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_69ad859b54f881909bf530d549caf2fd completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adaff349148190beae8c0994b7ad83 completed March 8, 2026, 5:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69be77765a788190aaf4637ad4cab5ed completed March 21, 2026, 10:48 a.m.
NEDg Description generation batch_69be7885bf60819083f6546234c1c40c completed March 21, 2026, 10:52 a.m.
NED2 Entity disambiguation (via description) batch_69be78f8baf4819097393d670d217b63 completed March 21, 2026, 10:54 a.m.
Created at: March 8, 2026, 3:09 p.m.