#include <iostream>
using namespace std;
int main(){
  int n;cin>>n;
  bool a = false,b=false,c=false;

  for(int i = 0; n > i; i++){
    int x1,y1,x2,y2;cin>>x1>>y1>>x2>>y2;
    if(x1 == 7 && y1 == 9){
      if(x2 == 6 && y2 == 8){
        a = true;
      }
    }
    if(x1 == 2 && y1 == 8){
      if(x2 == 4 && y2 == 8){
        b = true;
      }
    }
    if(x1 == 7 && y1 == 9){
      if(x2 == 6 && y2 == 8){
        c = true;
      }
    }
  }
  if(a&&b&&c)cout << "YES" << endl;
  else cout << "NO" << endl;
}