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Helena , the mother of first Christian Roman emperor , Constantine I , built the church . Be careful with caffeinated beverages , too . So , the third term must be 4 ( 2 and 4 have the common factor 2 ) , the fourth term 6 ( 4 and 6 have the common factor 2 ) , the fifth term 3 ( 6 and 3 have the common factor 3 ) , and the sixth term 9 ( 6 is already used , so the next available number that shares a factor with 3 is 9 ) . " The president really does have to play a leadership role and he 's got to be willing to use up some of his capital , " said Bob Greenstein , who heads the liberal Center on Budget and Policy Priorities . More formally , a pursuer must always head directly toward the pursued , and the pursuer 's speed must be proportional to or match that of the pursued .