#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#define ll long long
using namespace std;


int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    ll a,s,d,f,x,y,z;
    cin>>a>>s>>d>>f;
    ll arr[a+1];
    	for(int i=0;i<a;i++)
	    	{
	    		cin>>arr[i];
			}
    	for(int i=0;i<f;i++)
	    	{
	    		cin>>x>>y>>z;
            cout<<"Yes"<<endl;
			}
    return 0;
}