import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            // your code goes here
            isHacker(s);
        }
    }
    public static void isHacker(String str){
        char[] array = str.toCharArray();
        int length = array.length;
        if(length < 10){
            System.out.println("NO");
            return;
        }
        LinkedList<Character> link= new LinkedList<Character>();
        link.add('h');
        link.add('a');
        link.add('c');
        link.add('k');
        link.add('e');
        link.add('r');
        link.add('r');
        link.add('a');
        link.add('n');
        link.add('k');
        for (char ch : array){
            if(link.peek() == ch){
                link.remove();
            }
            if(link.isEmpty()){
                System.out.println("YES");
                return;
            }
        }
        if(!link.isEmpty())
        System.out.println("NO");
    }
}