Complex sentence: He heard the song while driving his car and pulled over to listen, commenting to his passenger Michael Vosse that the Beatles had "got there first," although he denied the story's accuracy in later years, affirming that the song had not discouraged him.
Split into simpler sentences: He heard the song while driving his car and pulled over to listen, commenting to his passenger Michael Vosse that the Beatles had "got there first". Wilson denied the story's accuracy in later years, however, saying that the song had not discouraged him.