Complex sentence: Asbury writes that boxing champion John L. Sullivan ended Goofty's career when he struck him across the back with a billiard cue, fracturing three vertebrae, reporting that Goofty walked with a limp the rest of his life and died a few years later.
Split into simpler sentences: Asbury writes that boxing champion John L. Sullivan ended Goofty's career when he struck him across the back with a billiard cue, fracturing three vertebrae. Asbury reports that Oofty walked with a limp the rest of his life and died a few years later.