#include <cstdio>

using namespace std;

int n,ax,ay;
int x[10001];
int y[10001];
int xx[10001];
int yy[10001];

int main()
{
	freopen("carpet.in","r",stdin);
	freopen("carpet.out","w",stdout);
	
	scanf("%d",&n);
	for (int i=1;i<=n;i++)
	{
		scanf("%d%d%d%d",&x[i],&y[i],&xx[i],&yy[i]);
		xx[i]=xx[i]+x[i];
		yy[i]=yy[i]+y[i];
	}
	scanf("%d%d",&ax,&ay);
	for (int i=n;i>0;i--)
	{
		if (ax>=x[i]&&ax<=xx[i]&&ay>=y[i]&&ay<=yy[i])
		{
			printf("%d\n",i);
			return(0);
		}
	}
	printf("-1\n");
	return(0);
}