Complex sentence: Author of the original book Inkheart, from which Basta, Dustfinger and Capricorn came Fenoglio is now trapped in the Inkworld, however he is happy there and makes a good living writing, and plagiarising, songs for the motley folk and the Prince of Sighs.
Split into simpler sentences: Author of the original book "Inkheart," from which Basta, Dustfinger and Capricorn came, Fenoglio is now trapped in the Inkworld. However, he is happy there and makes a good living writing-and plagiarising-songs for the Motley Folk and the Prince of Sighs.