For java 8

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

public class Solution {

public static void main(String[] args) {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */

    Scanner sc = new Scanner(System.in);
    int testedNumber = sc.nextInt();
    sc.nextLine();
    ArrayList<String> al = new ArrayList<>();
    for(int i=0;i<testedNumber;i++){
        al.add(sc.nextLine());
    }

    String regex = "[A-Z]{5}[0-9]{4}[A-Z]{1}";
    Pattern p =Pattern.compile(regex);
    boolean b=false;
    for(int i=0;i<al.size();i++){


    Matcher m=p.matcher(al.get(i));
    b=m.matches();
    if(b){
        System.out.println("YES");
    }
    else {
        System.out.println("NO");
    }
    }







}

}