Any of only three Derby winners, 5 letters
Genuine Risk in 1980, 5 letters
The 2009 Preakness winner, for one, 5 letters
Triple Crown female, 5 letters
A young female horse under the age of four, 5 letters
Colt on the loose?, 12 letters
Quaker Oats substitute?, 16 letters
Equine's choice cut of beef?, 11 letters