Complex sentence: Out of his seven starts at ages two and three, Rahy won three races and in his most significant event, ran second to Robert Sangster's colt Gallic League in the 1987 Middle Park Stakes at Newmarket Racecourse.
Split into simpler sentences: Out of his seven starts at ages two and three, he won three races. In his most significant event, he ran second to Robert Sangster's colt Gallic League in the 1987 Middle Park Stakes at Newmarket Racecourse.