Complex sentence: A little later Red's old war buddy Bull, who got five chunks of hot shrapnel right in the knee, comes to visit and offers Red a job at his new hot tub store that he is going to open in Point Place.
Split into simpler sentences: A little later Red's old war buddy, Bull, who got five chunks of hot shrapnel right in the knee, comes to visit. He offers Red a job at his new hot tub store that he is going to open in Point Place.