#include<bits/stdc++.h>
using namespace std;
int n,a[10000],b[10000],c[10000],d[10000],x,y;
int main(){
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a[i]>>b[i]>>c[i]>>d[i];
	}
	cin>>x>>y;
	for(int i=n;i>=1;i--){
		if(x>=a[i] && x<=a[i]+c[i] && y>=b[i] && y<=b[i]+d[i]){
			cout<<i;
			return 0;
		}
	}
	cout<<-1;
	return 0;
}