#include<bits/stdc++.h>
using namespace std;
int a[1001],b[1001],g[1001],h[1001],n,x,y;
int main()
{
	scanf("%d",&n);
	for(int i=1;i<=n;i++)
	scanf("%d",&a[i],&b[i],&g[i],&h[i]);
	scanf("%d%d",&x,&y);
	for(int i=n;i>=1;i--)
	if(x>a[i]&&x<=a[i]+g[i]&&y>=b[i]&&y<=b[i]+h[i])
	{printf("%d",i);exit(0);}
	else
	printf("-1");
	return 0;
}