(4vs-implies-lists x y) pairwise impliess together the sexprs from the lists x and y, forming a new sexpr list.
Function:
(defun 4vs-implies-lists (x y) (declare (xargs :guard (equal (len x) (len y)))) (if (atom x) nil (cons (4vs-implies (car x) (car y)) (4vs-implies-lists (cdr x) (cdr y)))))