#include<iostream>
using namespace std;
int a[100010],b[100010],g[100010],k[100010];
int main() {
    int n;
    int x,y;
    cin>>n;
    for (int i=1;i<=n;i++){
        cin>>a[i]>>b[i]>>g[i]>>k[i];
    }
    cin>>x>>y;
    for (int i=n;i>=1;i--){
        if (x>=a[i] && x<=a[i]+g[i] && y>=b[i] && y<=b[i]+k[i]){
            cout<<i<<endl;
            break;
        }
    }
    cout<<"-1";
     return 0;
}