import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {
	public static void main(String[] args) {
		do {
			String word1, word2, sub; // Initialize 3 string varialbes
			Scanner scanner = new Scanner(System.in); // Initialize Scanner

			// Get the user input as value word1
			System.out.print("Enter the first word: ");
			word1 = scanner.nextLine();
			sub = word1.substring(word1.length()-2); // get the last 2 letters

			// Get the user input as value word2
			System.out.print("Enter the second word: ");
			word2 = scanner.nextLine();

			// Initialize pattern and matcher
			Pattern pattern = Pattern.compile("[a-zA-Z]{1,2}" + sub); // Allows small and capital letter {1,2} means 1 or 2 characters
			Matcher matcher = pattern.matcher(word2);

			// Check if matcher is true
			if(matcher.matches()) {
				System.out.println(word2 + " rhymes " + word1);
			}
			else {
				System.out.println("I'm not sure! Sorry!");
				System.exit(0); // Stop the program
			}

			System.out.println("\n");
		} while(true);
	}
}