Complex sentence: George Dixon (July 29,1870--January 6,1908) was a Black Canadian professional boxer and the first black world boxing champion in any weight class, while also being the first ever Canadian-born boxing champion.
Split into simpler sentences: George Dixon (July 29,1870--January 6,1908) was a Black Canadian professional boxer. He was the first black world boxing champion in any weight class, while also being the first ever Canadian-born boxing champion.