Triple

T343333
Position Surface form Disambiguated ID Type / Status
Subject Sutter's Mill E6883 entity
Predicate near P350 FINISHED
Object 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.
E111313 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: South Fork American River | Statement: [Sutter's Mill, near, South Fork American River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Fork American River
Context triple: [Sutter's Mill, near, South Fork American River]
  • A. Truckee River
    The Truckee River is a prominent river in the western United States that flows from Lake Tahoe in the Sierra Nevada through Nevada to Pyramid Lake, providing vital water resources and recreational opportunities to the region.
  • B. Sacramento River
    The Sacramento River is the longest river entirely within California, flowing through the northern part of the state and serving as a major source of water, transportation, and ecological habitat.
  • C. Kings River
    Kings River is a major river in California’s Sierra Nevada that carves the deep gorge of Kings Canyon and gives its name to Kings Canyon National Park.
  • D. San Joaquin River
    The San Joaquin River is a major river in central California that flows through the San Joaquin Valley and supports extensive agricultural, ecological, and water supply systems before joining the Sacramento–San Joaquin Delta.
  • E. Humboldt River
    The Humboldt River is a major river in northern Nevada that flows westward across the Great Basin, serving as an important historical route and water source in an otherwise arid region.
  • 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: South Fork American River
Triple: [Sutter's Mill, near, South Fork American River]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South Fork American River
Target entity description: 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.
  • A. Truckee River
    The Truckee River is a prominent river in the western United States that flows from Lake Tahoe in the Sierra Nevada through Nevada to Pyramid Lake, providing vital water resources and recreational opportunities to the region.
  • B. Sacramento River
    The Sacramento River is the longest river entirely within California, flowing through the northern part of the state and serving as a major source of water, transportation, and ecological habitat.
  • C. Kings River
    Kings River is a major river in California’s Sierra Nevada that carves the deep gorge of Kings Canyon and gives its name to Kings Canyon National Park.
  • D. San Joaquin River
    The San Joaquin River is a major river in central California that flows through the San Joaquin Valley and supports extensive agricultural, ecological, and water supply systems before joining the Sacramento–San Joaquin Delta.
  • E. Humboldt River
    The Humboldt River is a major river in northern Nevada that flows westward across the Great Basin, serving as an important historical route and water source in an otherwise arid region.
  • 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_69a2e7951ba08190960e90823b5078f3 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2eb0019088190a9b969c4287dc4fa completed Feb. 28, 2026, 1:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a826b9cb28819096d851acd4350526 completed March 4, 2026, 12:34 p.m.
NEDg Description generation batch_69a83f0495dc8190bee8bfc9f32dafb3 completed March 4, 2026, 2:17 p.m.
NED2 Entity disambiguation (via description) batch_69a83f3698388190b58eec7be7d2a72e completed March 4, 2026, 2:18 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.