#include<cstdio>
#include<iostream>
using namespace std;
#define ll long long
ll a[100005],b[100005],c[100005],d[100005];
ll n,x,y;
ll ans=-1;
void init()
{
	freopen("carpet.in","r",stdin);
	freopen("carpet.out","w",stdout);
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>a[i]>>c[i]>>b[i]>>d[i];
	}
	cin>>x>>y;
}
void work()
{
	for(int i=1;i<=n;i++)
	{
		if(x>=a[i]&&x<=a[i]+b[i]&&y>=c[i]&&y<=c[i]+d[i]) 
		{
			ans=i;
		}
	}
}
void out()
{
	cout<<ans<<endl;
}
int main()
{
	init();
	work();
	out();
	return 0;
}