Original sentence: Retrieved on 5 August 2009.Since the founding of Happy Science, Okawa has written and published some 500 books.of which some are best-sellers and three have been made into full-feature movies: The Laws of the Sun, The Laws of Eternity, and The Golden Laws
Edited sentence: Since the founding of Happy Science, Okawa has written and published some 500 books, of which some are best-sellers and three have been made into full-feature movies: The Laws of the Sun, The Laws of Eternity, and The Golden Laws