Complex sentence: Carel Sandon (Lubumbashi--Congo Democratic Republic, 29 march 1983) is an Italian professional lightweight boxer, nephew of the WBA middleweight champion Sumbu Kalambay.
Split into simpler sentences: Carel Sandon (Born Lubumbashi, Congo Democratic Republic, 29 march 1983) is an Italian professional lightweight boxer. He is the nephew of the WBA middleweight champion Sumbu Kalambay.