#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {
    int q;
    cin >>q;
    cin.ignore();
    while (q--)
        {
        string a;
        getline (cin,a);
        int i=0;
        int l=a.size();
        while (a[i]!= 'h' && i<l)
            i++;
        int j=i+1;
        while (a[j]!= 'a' && j<l)
            j++;
        int k=j+1;
        while (a[j]!= 'c' && k<l)
            k++;
        int lo=i+1;
        while (a[lo]!= 'k' && lo<l)
            lo++;
        int m=lo+1;
        while (a[m]!= 'e' && m<l)
            m++;
        int n=m+1;
        while (a[n]!= 'r' && n<l)
            n++;
        int o=n+1;
        while (a[o]!= 'r' && o<l)
            o++;
        int p=o+1;
        while (a[p]!= 'a' && p<l)
            p++;
        int q=p+1;
        while (a[q]!= 'n' && q<l)
            q++;
        
        int r=q+1;
        
        if (q>=l-1)
            cout <<"NO\n";
        else
            {
        while (a[r]!= 'k' && j<l)
            r++;
            
            if (a[r]=='k')
                cout <<"YES\n";
            else
                cout <<"NO\n";
        }
    }
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    return 0;
}