Complex sentence: Age 20 he won the European bantamweight title, comprehensively beating the beleaguered Vincenzo Belcastro over twelve roundsne defense he added the WBC International super bantamweight title to his CV in 1994, overwhelming Freddy Cruz in Sheffield, whom he severely punished and stopped in six rounds.
Split into simpler sentences: Age 20 he won the European bantamweight title, comprehensively beating the beleaguered Vincenzo Belcastro over twelve rounds. After one defense he added the WBC International super bantamweight title to his CV in 1994, overwhelming Freddy Cruz in Sheffield, whom he severely punished and stopped in six rounds.