### Instruction: Please tell me if the following cities are in Germany, Austria or Switzerland: Munich, Vienna, Zurich, Dortmund, Lucerne, Bern, Stuttgart, Klagenfurt, Salzburg, Bremen, Geneva, Innsbruck
### Response: Germany: Munich, Dortmund, Stuttgart, Bremen
Austria: Vienna, Klagenfurt, Salzburg, Innsbruck
Switzerland: Zurich, Lucerne, Bern, Geneva