#include <bits/stdc++.h>
using namespace std;
int n;
int x,y;
int Ct=-1;
int main()
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	cin>>n;
	struct dt{
		int a;
		int b;
		int g;
		int k;
	}Carpet[n+1];
	for(int i=1;i<=n;i++)
    {
    	cin>>Carpet[i].a>>Carpet[i].b>>Carpet[i].g>>Carpet[i].k;
	}
    cin>>x>>y;
    for(int i=1;i<=n;i++)
    {
    	if(x>=Carpet[i].a-Carpet[i].g+1&&x<=Carpet[i].a&&y>=Carpet[i].b&&y<=Carpet[i].b+Carpet[i].k-1)
    	{
    		Ct=i;
		}
	}
	cout<<Ct;
	return 0;
}