The early life of Eminem/slim shady/ marshal mathers

The early life of Marshall mathers was rough. He always moved in and out of poor neighborhoods and in and out of states. On page 13 it says "Marshall recalled his younger years to spin magazine: when I was five we moved to a real bad part of Detroit. I was getting beat up a lot, so we moved back to K.C., then when  back to Detroit." When Marshall the fourth grade he was bullied by this other kid named D'angelo Baliley and one time Marshall went home after getting beaten up to hen he blacked out at blood was coming out of his ears. This influenced one of his songs named brain damage