Complex sentence: The book version relates how Homer Smith and what he did became mythologized into something miraculous by the townsfolk, and the oil painting which the nuns place on the back wall of the chapel is of a saint who bears a striking resemblance to Homer Smith.
Split into simpler sentences: The book version relates how Homer Smith and what he did became mythologized into something miraculous by the townsfolk. The oil painting that the nuns place on the back wall of the chapel is of a saint who bears a striking resemblance to Homer Smith.