Four winning favorites produced 11 perfect tickets worth $16,302.40 apiece Wednesday in the pick six at Churchill Downs. There was a carryover of nearly $70,000 going into the day. . . . The Michigan Racing Commission will decide on July 16 whether to allow Magna Entertainment Corp. to transfer its license for Great Lakes Downs to a company owned by an associate of Magna's chairman, Frank Stronach. Michigan rules prohibit a company from holding two racing licenses; Magna wants to build a track outside Detroit. . . .