. . . . . . "Mad Play (foaled 1921 in Kentucky) was an American-bred Thoroughbred racehorse. Bred by August Belmont, Jr., he was sired by Fair Play, who also sired Man o' War, out of a Rock Sand mare, Mad Cap. He was a full brother to 1921 U.S."@en . . . "Mad Play"@en . . . . . . "Stallion" . . . . . .