premise: George Edward Foreman (born January 10, 1949) is an American former professional boxer who competed from 1969 to 1977, and from 1987 to 1997. Nicknamed "Big George", he is a two-time world heavyweight champion and an Olympic gold medalist. Outside the sport he is an ordained minister, author, and entrepreneur.
hypothesis: George Foreman returned to boxing after a 10 year hiatus 
reason: 1969 to 1977, and from 1987 to 1997