#include <bits/stdc++.h>
using namespace std;
int main() {
  long long int t;
  cin >> t;
  while (t--) {
    long long int a1, b1, a2, b2;
    cin >> a1 >> b1 >> a2 >> b2;
    if ((max(a1, b1) == max(a2, b2)) &&
        (min(a1, b1) + min(a2, b2) == max(a1, b1)))
      cout << "YES"
           << "\n";
    else
      cout << "NO"
           << "\n";
  }
  return 0;
}
