#include<bits/stdc++.h>
#define int long long
using namespace std;
const int N=1e6+5;
int a[N],b[N],g[N],k[N],n,m,t,ans=-1;
signed main(){
	cin>>n;
	for(int i=1;i<=n;i++)
        cin>>a[i]>>b[i]>>g[i]>>k[i];
	int x,y;
	cin>>x>>y;
	for(int i=1;i<=n;i++){
		if((x>=a[i]&&x<=a[i]+g[i])&&(y>=b[i]&&y<=b[i]+k[i]))
			ans=i;
	}
	cout<<ans;
	return 0;
}