#3 WA了

#include<iostream>
using namespace std;
struct x{
	int a,b,x,y;
}tz[100000];
int main(){
	int n,x2,y2;
	cin>>n;
	for(int i=1;i<=n;i++) cin>>tz[i].a>>tz[i].b>>tz[i].x>>tz[i].y;
	cin>>x2>>y2;
	for(int i=n-1;i>=0;i--){
		if(tz[i].a<=x2&&tz[i].a+tz[i].x>x2){
			if(tz[i].b<=y2&&tz[i].b+tz[i].y>y2){
				cout<<i;
				return 0;
			}
		}
	}
	cout<<-1;
	return 0;
}