#include<stdio.h>

int main()
  {
  	 int n,i;
  	 scanf("%d\n",&n);
  	 int a[n],b[n],j[n],k[n];
  	 int x,y;
  	 for(i=0;i<n;i++)
  	 {
  	 	scanf("%d %d %d %d\n",&a[i],&b[i],&j[i],&k[i]);
   	}
    scanf("%d %d",&x,&y);
  	 for(i=n;i<n+1;i--)
  	 {
  	 	if(a[i-1]<=x&&x<=a[i-1]+j[i-1]&&b[i-1]<=y&&y<=k[i-1])
  	 	  {
  	 	  	printf("%d",i);
  	 	  	break;
   		  }
       if(i<2)
         {
         	printf("-1");
         	break;
   	  }
   	}
    return 0;
   }