Complex sentence: An animated movie was made based on this book in the mid to late 80's for CBS Storybreak, a show similar to the ABC "Weekend Special" or "After School Special", which created adaptations of modern and classic children's books.
Split into simpler sentences: An animated movie was made based on this book in the mid to late 80's for CBS's "Storybreak". "Storybreak" was a show similar to the ABC "Weekend Special" or "After School Special", which created adaptations of modern and classic children's books.