#include<bits/stdc++.h>
#define ll long long int
using namespace std;

int main () {
	
	ll n;
	cin>>n;

	string s;
	cin>>s;

	ll m;
	cin>>m;

	while(m--){

		ll l,r;
		cin>>l>>r;

		l--;
		r--;

		string s1 = s.substr(l,r-l+1);
		string s2 = s1;
		reverse(s1.begin(),s1.end());

		if(s1==s2){
			cout<<"YES"<<"\n";
		}else{
			cout<<"NO"<<"\n";
		}

	}
	
	return 0;
}