Complex sentence: La Troienne also brought forth the great Hall of Fame colt Bimelech, born in 1937 by Black Toney, who won the Belmont Stakes, the Preakness Stakes, and placed in the 1940 Kentucky Derby.
Split into simpler sentences: La Troienne also brought forth the great Hall of Fame colt Bimelech, born in 1937. By Black Toney, Bimlech won the Belmont Stakes, the Preakness Stakes, and placed in the 1940 Kentucky Derby.