Complex sentence: Ridden by Eddie Arcaro, First Flight beat I Will by one and a half lengths with the future Kentucky Derby winner Jet Pilot in third, becoming the first filly to win the Futurity since the Whitney-owned Top Flight in 1931.
Split into simpler sentences: Ridden by Eddie Arcaro, First Flight beat I Will by one and a half lengths with the future Kentucky Derby winner Jet Pilot in third. In doing so, she became the first filly to win the Futurity since the Whitney-owned Top Flight in 1931.