string s;
    cin >> s;
    vector<vector<ll>> pref(26, vector<ll>((ll)s.size() + 1));
    for (ll i = 0; i < (ll)s.size(); i++) {
        pref[s[i] - 'a'][i + 1]++;
    }
    for (ll j = 0; j < 26; j++)
        for (ll i = 1; i <= (ll)s.size(); i++)
            pref[j][i] += pref[j][i - 1];
    ll q;
    cin >> q;
    while (q--) {
        ll l, r, l2, r2;
        cin >> l >> r >> l2 >> r2;
        bool ok = true;
        for (ll i = 0; i < 26; i++) {
            if (pref[i][r2] - pref[i][l2 - 1] != pref[i][r] - pref[i][l - 1]) {
                ok = false;
            }
        }
        if (ok)
            cout << "DA" << endl;
        else
            cout << "NE" << endl;
    }