Complex sentence: A month before his death Charlie Waller told his bus driver, Kenny Wurzburger, that he had a pain in his liver, an autopsy would reveal that Charlie was in the early stages of liver cancer, at the time of his death.
Split into simpler sentences: A month before his death Charlie Waller told his bus driver, Kenny Wurzburger, that he had a pain in his liver. An autopsy would reveal that Charlie was in the early stages of liver cancer at the time of his death.