Complex sentence: Hugo Ruiz Dominguez (born 21 September 1988 in Los Mochis, Sinaloa, Mexico) is a Mexican professional boxer who is the current WBC super bantamweight champion and a former interim WBA bantamweight champion.
Split into simpler sentences: Hugo Ruiz Dominguez (born 21 September 1988) is a Mexican professional boxer. He is the current WBC super bantamweight champion and a former WBA interim bantamweight champion.