Triple

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).

Phrase: American River | Statement: [Sacramento County, river, American River]

Target entity: American River
Context triple: [Sacramento County, river, American River]

• A. American River chosen
  The American River is a major waterway in Northern California known for its role in the Gold Rush, outdoor recreation, and as a key tributary of the Sacramento River.
• B. 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.
• C. 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.
• D. 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.
• 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.
• G. Unsure - the case is ambiguous/there is not enough information to decide.