import java.util.StringTokenizer;

public class P2 {
    public static void main(String[] args) {
        String input = "Hello, I am Batu Khan and I am about to blow.";
        
        StringTokenizer tokenizer = new StringTokenizer(input, " ,");

        int i = 0;
        while (tokenizer.hasMoreTokens()) {
            String token = tokenizer.nextToken();
            System.out.println("Token " + ++i + ": " + token);
        }
    }
}