Complex sentence: At age five, Kennedy Road's owners sent him to California under the care of future U.S. Hall of Fame trainer Charlie Whittingham where in 1973 he won a number of races including the Grade I Hollywood Gold Cup and San Diego Handicap.
Split into simpler sentences: At age five, Kennedy Road's owners sent him to California under the care of future U.S. Hall of Fame trainer Charlie Whittingham. In 1973, he won a number of races including the Grade I Hollywood Gold Cup and San Diego Handicap.