原题 https://codeforces.com/contest/1650/problem/A

#include<bits/stdc++.h>

using namespace std;



int main()
{ 
    int n;
    cin >> n;
    while(n --)
    {
        string s;
        char op;
        cin >> s >> op;
        int flag = 0;
        for(int i = 0; i < s.length(); i ++)
        {
            if(s[i] == op&&i%2==0)flag=1;

        }
        if(flag)cout << "yes\n";
        else cout << "no\n";

    }
    return 0;
}