Triple

Target entity: Sacramento River
Context triple: [Dunsmuir, California, locatedOn, Sacramento River]

• A. Sacramento River chosen
  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.
• 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 and San Joaquin River
  The Sacramento River and San Joaquin River are the two largest rivers in California’s Central Valley, whose combined waters drain much of the state’s interior before flowing into the San Francisco Bay.
• D. Yuba River
  The Yuba River is a major tributary of the Feather River in Northern California, known for its clear waters, historic gold-mining sites, and popular recreation areas in the Sierra Nevada foothills.
• E. San Joaquins
  San Joaquins is an Amtrak-operated intercity passenger rail service in California that connects the San Joaquin Valley with the Bay Area and Sacramento.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.