The world's best-known--not to mention most-talented--white Thoroughbred, Sodashi (Jpn) (Kurofune) gets a different sort of test when she tries the dirt for the first time in Sunday's G1 Champions Cup (ex Japan Cup Dirt) at Chukyo Racecourse, a race won in scintillating fashion by her sire 20 years ago. Named the champion of her generation when capping a perfect freshman campaign in the G1 Hanshin Juvenile Fillies last December, Sodashi resumed with a victory in the G1 Oka Sho (Japanese 1000 Guineas) over the metric mile Apr. 11, but did...