Question: The two children of Cassius Marcellus Clay Sr. and Odessa Grady Clay was a three-time World Heavyweight Champion and who?
Sentence (from "Cassius Marcellus Clay Sr."): He was described as "a handsome, mercurial, noisy, combative failed dreamer" and a "hard-drinking, skirt-chasing dandy of a daddy".
Relevant evidence: No