Triple

Target class: transboundary water body
Context triple: [Szczecin Lagoon, instanceOf, transboundary water body]

• A. interstate boundary river
  An interstate boundary river is a natural watercourse whose channel or thalweg forms all or part of the legal border between two or more states or equivalent political jurisdictions.
• B. transboundary region
  A transboundary region is a geographically contiguous area that spans across the borders of two or more political or administrative jurisdictions, sharing interconnected environmental, economic, social, or cultural systems.
• C. river basin
  A river basin is the land area drained by a river and all its tributaries, bounded by topographic divides that separate it from adjacent basins.
• D. river border area
  A river border area is a geographic zone where a river serves as a natural boundary between adjacent political or administrative regions, encompassing the waterway and its immediate banks.
• E. body of water chosen
  A body of water is a naturally or artificially formed, relatively distinct accumulation of water—such as a lake, sea, river, or pond—occupying a definable area on the Earth's surface.
• F. None of above.