Complex sentence: California Chrome has been ridden since December 2013 by jockey Victor Espinoza, and is currently viewed as a leading contender for the 2014 Kentucky Derby in May; only three California-bred horses have won the Kentucky Derby, and none since Decidedly in 1962.
Split into simpler sentences: California Chrome has been ridden since December 2013 by jockey Victor Espinoza, and is currently viewed as a leading contender for the 2014 Kentucky Derby in May. Only three California-bred horses have won the Kentucky Derby, and none since Decidedly in 1962.