#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
    	cin>>n;
        	int a[100000],b[100000],g[100000],k[100000];
            	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=n;i>=1;i--){
                                        		if(x>=a[i]&&x<a[i]+g[i]&&y>=b[i]&&y<b[i]+k[i]){
                                                			cout<<i;
                                                            			return 0;
                                                                        		}
                                                                                	}
                                                                                    	cout<<-1;
                                                                                        	return 0;
                                                                                            }