#include <math.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <limits.h>
#include <stdbool.h>

int main(){
    int q; 
    scanf("%d",&q);
    for(int a0 = 0; a0 < q; a0++){
        char* s = (char *)malloc(512000 * sizeof(char));
        scanf("%s",s);
        // your code goes here
        int i = 0;
        int check = 0;
        char c = s[i];
        int result = 0;
        while (c != '\0') {
            switch (check) {
                case 0 :
                if (c == 'h') check++;
                break;
                case 1 :
                if (c == 'a') check++;
                break;
                case 2 :
                if (c == 'c') check++;
                break;
                case 3 :
                if (c == 'k') check++;
                break;
                case 4 :
                if (c == 'e') check++;
                break;
                case 5 :
                if (c == 'r') check++;
                break;
                case 6 :
                if (c == 'r') check++;
                break;
                case 7 :
                if (c == 'a') check++;
                break;
                case 8 :
                if (c == 'n') check++;
                break;
                case 9 :
                if (c == 'k') check++;
                break;
            }
            i++;
            c = s[i];
        }
        if (check == 10) printf("YES\n");
        else printf("NO\n");
    }
    return 0;
}