import java.util.Scanner;
import java.io.IOException;

public class Main {
	public static void main(String[] args) throws IOException {
		Scanner sc = new Scanner(System.in);

		String[] name = {"digi","petit","rabi","gema","piyo"};//TLE防止		
		
		String[] check = new String[5];
		check[0] = "digi .*[nN][yY][oO]([^a-zA-Z0-9]{0,3})$";
		check[1] = "petit .*[nN][yY][uU]([^a-zA-Z0-9]{0,3})$";
		check[2] = "rabi .*[a-zA-Z0-9].*";
		check[3] = "gema .*[gG][eE][mM][aA]([^a-zA-Z0-9]{0,3})$";
		check[4] = "piyo .*[pP][yY][oO]([^a-zA-Z0-9]{0,3})$";
		
		String C = "CORRECT (maybe)";
		String W = "WRONG!";
		boolean flag = false;
		
		while(sc.hasNextLine()){
			String line = sc.nextLine();
			if(line.indexOf(' ') == -1){
				System.out.println(W);
				continue;
			}
			
			String sub = line.split(" ",2)[0];
			
			for(int i=0; i<5; i++){
				if(sub.equals(name[i])){
					flag = true;
				    if(line.matches(check[i])){				    	
				    	System.out.println(C);
				        break;
				    }else{
				    	System.out.println(W);
				    	break;
				    }
				}
			}
			if(!flag){
				System.out.println(W);
			}
		}
		sc.close();
	}
}