Dave Pureifory
Dave Pureifory ( July 12 , 1949 – March 5 , 2009 ) was a professional American football defensive end for three teams in an eleven-year career in the National Football League . 
<triplet> Dave Pureifory <subj> American football <obj> sport <triplet> defensive end <subj> American football <obj> sport <triplet> National Football League <subj> American football <obj> sport