sentence1: Staf Scheirlinckx ( born March 12 , 1979 in Herzele ) is a professional racing cyclist , brother of another former Belgian bicycle professional , Bert Scheirlinckx .
sentence2: Staf Scheirlinckx ( born 12 March , 1979 , in Herzele ) is a professional road bicycle racer , the brother of another Belgian former professional cyclist , Bert Scheirlinckx .