Complex sentence: In 1979, Caldecott Medal Goble received the Caldecott Medal award, presented each year for the most distinguished children's picture book, for his 1978 book "The Girl Who Loved Wild Horses".
Split into simpler sentences: In 1979, Caldecott Medal Goble received the Caldecott Medal award, presented each year for the most distinguished children's picture book. It was awarded for his 1978 book "The Girl Who Loved Wild Horses".