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


int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */ 
    int n,c=0;
    cin>>n;
    for(int q=0;q<n;q++ )
        {c=0;
        string s;
        cin>>s;
        
        for(int i=0;i<s.length();++i)
            {
            if(s[i]=='h' && c==0)c++;
            else if(s[i]=='a' && c==1) c++;
             else if(s[i]=='c' && c==2) c++;
                 else if(s[i]=='k' && c==3) c++;
                 else if(s[i]=='e' && c==4) c++;
                 else if(s[i]=='r' && c==5) c++;
                 else if(s[i]=='r' && c==6) c++;
                 else if(s[i]=='a' && c==7) c++;
                 else if(s[i]=='n' && c==8) c++;
                 else if(s[i]=='k' && c==9) c++;
                
        }
        if(c==10) cout<<"YES";
        else cout<<"NO";
        cout<<endl;
    }
    return 0;
}