#include <bits/stdc++.h>
using namespace std;

bool validSub(string s1, string s2, int m, int n)
{
    if (m == 0)
        return true;
    if (n == 0)
        return false;
    if (s1[m - 1] == s2[n - 1])
        return validSub(s1, s2, m - 1, n - 1);
    return validSub(s1, s2, m, n - 1);
}
int main()
{
    int t;
    cin >> t;
    while (t--)
    {
        string s1, s2;
        cin >> s2 >> s1;
        int m = s1.size();
        int n = s2.size();

        if (validSub(s1, s2, m, n))
            cout << "YES" << endl;
        else
            cout << "NO" << endl;
    }
    return 0;
}