Input (grade 12): Spandau is the fifth and westernmost borough (Bezirk) of Berlin, situated at the confluence of the Havel and Spree rivers and along the western bank of the Havel.
Output (grade 5): Spandau is the westernmost borough (Bezirk) of Berlin. It is along the western bank of the Havel, and is where the rivers Havel and Spree meet.