#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cmath>
#include <vector>
#include <cstring>

using namespace std;

#define X first
#define Y second
#define mp make_pair
#define pb push_back
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <int, pii> pip;
typedef pair <pii, int> ppi;

const int INF=0x3f3f3f3f;
const int N=5e5+5;
const int LOG=20;

int n, q;
char s[N];
int dp[N][30];
int nxt[N][LOG];

int main() {
    memset(nxt, -1, sizeof nxt);
    scanf("%s", s);
    n=strlen(s);
//    printf("n == %d\n", n);
    for (int i=0; i<=26; ++i) {
        dp[n][i]=n;
        dp[n+1][i]=n;
    }
    for (int i=0; i<LOG; ++i) nxt[n][i]=n;

    for (int i=n-1; i>=0; --i) {
        dp[i][s[i]-'a']=i;
//        printf("%d ", dp[i][s[i]-'a']);
        for (int j=s[i]-'a'+1; j<=26; ++j) {
            if (dp[i][j-1]==n) dp[i][j]=n;
            else {
                dp[i][j]=dp[dp[i][j-1]+1][j-1];
//                dp[i][j]=min(dp[i][j], dp[dp[i+1][26]+1][j]);
            }
            if (dp[i][j]>n) dp[i][j]=n;
//            printf("%d ", dp[i][j]);
        }
        for (int j=0; j<s[i]-'a'; ++j) {
            dp[i][j]=dp[dp[i][26]+1][j];
            if (dp[i][j]>=n) dp[i][j]=n;
        }
//        printf("\n");
        nxt[i][0]=dp[i][26];
//        printf("%d ", nxt[i][0]);
        for (int j=1; j<LOG; ++j) nxt[i][j]=nxt[nxt[i][j-1]+1][j-1];
    }
//    for (int i=0; i<n; ++i) printf("%d ", nxt[i][0]);
//    printf("\n");
    scanf("%d", &q);
    for (int j=0; j<q; ++j) {
        int l, r;
        scanf("%d %d", &l, &r); l--; r--;
        if (l==r) {
            printf("No\n");
            continue;
        }
        for (int i=LOG-1; i>=0; --i) {
            if (nxt[l][i]<=r && nxt[l][i]!=-1) {
                l=nxt[l][i];
                l++;
            }
        }
//        printf("l == %d\n", l);
        printf("%s\n", l==r+1 ? "Yes": "No");
    }
	return 0;
}

/*
yzyyyzyzyyyz
1
1 12
*/
