400 Bad Request

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

Cannot decode URL parameter keywords: ['gemeinde%3ACham%2Bsportart%3APferdesport%2Bsportart%3ABoule-Spiel%2Bsportart%3ABehindertensport%2Bsportangebot%3AMinigolf%2Bsportangebot%3AKarate']