#include <bits/stdc++.h>

using namespace std;

#define REP(i,n) for(int i=0; i<(int)(n); i++)

int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);

  int y, m, d;
  cin >> y >> m >> d;

  if (tuple(1989, 1, 8) <= tuple(y, m, d) && tuple(y, m, d) <= tuple(2019, 4, 30))
    cout << "Yes" << endl;
  else
    cout << "No" << endl;
  
  return 0;
}