Related Clues:

• Kentucky Derby entrant
• Future Lucas Oil Stadium player
• Two- or three-year-old, maybe
• Revolver innovator
• Gun maker
• Firearms pioneer
• Youngster on a farm
• Baltimore-turned-Indianapolis player
• Frisky stablemate
• Male foal
• Young stud
• Male baby zebra
• Stallion's son
• Gun pioneer
• Stable boy?