1703A.cpp

#include<iostream>
using namespace std;

int main(){
    int n;
    cin >> n;
    while(n--){
        string s;
        cin >> s;
        if((s[0]=='y' || s[0]=='Y') && (s[1]=='e' || s[1]=='E') && (s[2]=='s' || s[2]=='S'))
        cout << "YES" << endl;
        else
        cout << "NO" << endl;
    }
}