#include <bits/stdc++.h>
using namespace std;
string DaoNguoc(string s) {
    int length = s.length();
    string temp;
    for (int i = length-1; i >=0; i--) {
        temp.push_back(s[i]);
    }
    return temp;
}
int main()
{
	int a,b;
	string s;cin >>s;
	int n;cin >>n;
	for(int i = 1 ; i<= n;i++)
	{
		cin >>a>>b;
		if(s.substr(a-1,b-a+1) == DaoNguoc(s.substr(a-1,b-a+1)))
		{
			cout<<"YES\n";
		}
		else
		{
			cout<<"NO\n";
		}
	}
	return 0;
}
 

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