#include<iostream>

using namespace std;

const int N = 1e6+5;
int a[N], b[N], g[N], k[N];

int main()
{
    int n, ans;
    cin >>n;
    ans = -1;
    
    for(int i = 0; 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;
}