Complex sentence: Unfortunately, the perfect game had a bad timing for the Phillies and for Philadelphia sports fans; it came on the same night the Philadelphia Flyers were at the United Center in Chicago playing the Chicago Blackhawks in Game 1 of the Stanley Cup Finals.
Split into simpler sentences: Unfortunately, the perfect game had a bad timing for the Phillies and for Philadelphia sports fans. It came on the same night their Flyers were in Chicago playing the Blackhawks in Game 1 of the Stanley Cup Finals.