#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define mp make_pair
#define ff first
#define ss second
#define pb push_back
#define pf pop_front
#define IOS ios::sync_with_stdio(false)
#define MOD 1000000007
ll n , a, b , q , c[100005];
ll type , l , r ,x, ind;
ll Q;
int main(){


    cin >> n >> a >> b >> q;
    for(int i = 0 ; i < n ; i++)cin >> c[i];
    while(q--){
        cin >> type;
        if(type==1){
            cin >> ind >> x;
        }
        else{
            cin >> l >> r;
            cout << "Yes\n";
        }

    }
	return 0;  
}