Triple

Target entity: Willapa Bay estuarine system
Context triple: [Willapa River, tributaryOf, Willapa Bay estuarine system]

• A. Bellingham Bay estuarine system
  The Bellingham Bay estuarine system is a coastal inlet in northwestern Washington State where freshwater from regional rivers mixes with marine waters of Puget Sound, creating a productive and ecologically important habitat.
• B. Willapa Bay chosen
  Willapa Bay is a large, shallow estuarine bay on the southwest coast of Washington State, known for its rich shellfish beds, wildlife habitat, and relatively undeveloped shoreline.
• C. Tillamook Bay estuary
  Tillamook Bay estuary is a coastal estuarine system on the northern Oregon coast known for its rich tidal wetlands, productive fisheries, and important habitat for migratory birds and other wildlife.
• D. Nestucca Bay estuary
  Nestucca Bay estuary is a coastal estuarine system in northwestern Oregon known for its tidal wetlands, rich bird habitat, and role in supporting salmon and other marine life.
• E. Grays Harbor estuary
  Grays Harbor estuary is a large, shallow coastal inlet on the Pacific coast of Washington State that serves as an important habitat for marine life and a key outlet for regional rivers into the ocean.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.