#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,x,y;
	int a[10001];
	int b[10001];
	int g[10001],k[10001];
	int ans = -1;
	cin>>n;
	for(int i = 0; i < n;i++){
		cin>>a[i]>>b[i]>>g[i]>>k[i];
	}
	cin>>x>>y;
	for(int i = 0;i < n;i++){
		if((x >= a[i] && x <= a[i] + g[i]) && (y >= b[i] && y <= b[i] + k[i])){
			ans = i + 1;
		}
	}
	cout<<ans<<endl;
	return 0;
}