<human>:  Did Jack Dempsey fight the current WBC heavyweight champion?
<bot>: No, Jack Dempsey, an American boxer, did not fight the current WBC heavyweight champion. Jack Dempsey died in 1983, and the current WBC heavyweight champion is Tyson Fury, who was born in 1988. Jack Dempsey died in 1983, so he did not fight the current WBC heavyweight champion, Tyson Fury, who was born in 1988.