Complex sentence: Charles Richet claimed to have observed the materialization of a hand in a séance with Palladino, however, it was revealed he had a sexual relationship with Palladino William Kalush, Larry Ratso Sloman (2006).
Split into simpler sentences: Charles Richet claimed to have observed the materialization of a hand in a séance of Palladino's. However, it was revealed that he had had a sexual relationship with Palladino William Kalush, Larry Ratso Sloman (2006).