Task: Text Categorization
Input (English): Text:  Ismaikel Mike Pérez Pérez (born 1985 in Sancti Spíritus Cuba) is a Cuban professional boxer best known to win the World Junior Amateur Championships at light heavyweight in Jeju in 2004. Perez also won the International Prizefighter tournament. He is currently going through the process of obtaining Irish citizenship. He's known for his skills and cast iron chin.
Output (English): 4