Mark Block
Mark Block ( born October 8 , 1954 ) is an American political strategist who served as chief of staff and campaign manager for Herman Cain during his unsuccessful 2012 campaign for the Republican presidential nomination . 
<triplet> Mark Block <subj> October 8, 1954 <obj> date of birth <subj> American <obj> country of citizenship <triplet> Herman Cain <subj> American <obj> country of citizenship <triplet> 2012 campaign <subj> American <obj> country <subj> 2012 <obj> point in time <triplet> Republican presidential nomination <subj> American <obj> country <subj> 2012 <obj> point in time