#include <bits/stdc++.h>
using namespace std;

struct node{
    int a,b;
    int g,k;
}w[11000];

int main()
{
    ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
    int n;cin >> n;
    for(int i = 1;i <= n;i ++){
        cin >> w[i].a >> w[i].b;
        cin >> w[i].g >> w[i].k;
    }
    int x,y,ans = -1;cin >> x >> y;
    for(int i = 1;i <= n;i ++){
        if(w[i].a + w[i].g >= x && w[i].b + w[i].k >= y)              ans = i;
    }
    cout << ans << "\n";
    
    return 0;
}