#include<bits/stdc++.h>
namespace {
#pragma GCC diagnostic ignored "-Wunused-function"
#include<atcoder/all>
#pragma GCC diagnostic warning "-Wunused-function"
using namespace std;
using namespace atcoder;
#define rep(i,n) for(int i = 0; i < (int)(n); i++)
#define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; i--)
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
template<class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } else return false; }
template<class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return true; } else return false; }
using ll = long long;
using P = pair<int,int>;
using VI = vector<int>;
using VVI = vector<VI>;
using VL = vector<ll>;
using VVL = vector<VL>;

} int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int tt;
  cin >> tt;
  while (tt--) {
    string s, t;
    cin >> s >> t;
    array<int, 3> fs{}, ft{};
    bool ress{}, rest{};
    rep(_, 2) {
      for (char c : s) {
        int x = c == 'g' ? 0 : c == 'd' ? 1 : 2;
        fs[x]++;
      }
      if (fs[0] && fs[1]) {
        int p1 = 0, p2 = ssize(s) - 1;
        while (s[p1] != 'd') p1++;
        while (s[p2] != 'g') p2--;
        if (p1 - p2 >= 3) ress = true;
      }
      swap(s, t);
      swap(fs, ft);
      swap(ress, rest);
    }
    cout << (fs == ft && ress == rest ? "Yes\n" : "No\n");
  }
}