Complex sentence: After the Colonels refused to play under these conditions, league commissioner George Mikan ruled that the Americans had failed to provide acceptable playing facilities and forfeited the game to the Colonels, 2--0.
Split into simpler sentences: After the Colonels refused to play under these conditions, league commissioner George Mikan ruled that the Americans were responsible for providing an acceptable playing facility. He forfeited the game to the Colonels, 2--0.