Complex sentence: The match against the winner of the German Championship was lost 0--11, but the following seasons were more and more successful, but due to the ongoing Second World War it was difficult to play a regular season without some limitations.
Split into simpler sentences: The match against the winner of the German Championship was lost 0--11, but the following seasons were more and more successful. However, due to the ongoing Second World War, it was difficult to play a regular season without some limitations.