Original sentence: Arriving in Leipzig, Germany in October, Lou and Rée separated from Nietzsche after a falling-out between Nietzsche and Lou, in which Lou believed that Nietzsche was desperately in love with her
Edited sentence: Arriving in Leipzig, Germany in October, Lou and Rée separated from Nietzsche after a falling-out between Nietzsche and Lou, in which Lou (with characteristic narcissism) insisted that Nietzsche was desperately in love with her