400 Bad Request

The server could not comply with the request since it is either malformed or otherwise incorrect.

Cannot decode URL parameter keywords: ['aktivitat%3APfadfinder%2Baktivitat%3ASchwingen%2Baktivitat%3ASamichlaus%2Baktivitat%3ABaseball und Softball%2Baktivitat%3AFutsal%2Bart%3AKultur%2Bart%3APartnerschaft']