#include <stdio.h>
int main()
{
        int a[10001],b[10001],g[10001],k[10001];
        int n;
        scanf("%d",&n);
        int i;
        for(i=1;i<=n;i++) scanf("%d %d %d %d",&a[i],&b[i],&g[i],&k[i]);
        int x,y;
        scanf("%d %d",&x,&y);
        for(i=n;i>=1;i--)
        {
                if((x>=a[i])&&(x<=a[i]+g[i])&&(y>=b[i])&&(y<=b[i]+k[i]))
                {
                        printf("%d",i);
                        return 0;
                }
        }
        printf("-1");
        return 0;
}