Complex sentence: Through to 1927, the championship was decided in a single final match, with the winner of KBU's Copenhagen football championship directly qualified to play the winner of a series of play-off games between the regional champions from the rest of Denmark.
Split into simpler sentences: Through to 1927, the championship was decided in a single game, with the winner of KBU's Copenhagen football championship directly qualified for the final. The KBU tournament winners played the winner of a series of play-off games between the regional champions from the rest of Denmark.