#include <bits/stdc++.h>
using namespace std;
#define cin(vec) for(auto& i : vec) cin >> i
#define cin_2d(vec, n, m) for(int i=0; i<n; i++) for(int j=0; j<m && cin >> vec[i][j]; j++);
#define cout(vec) for(auto& i : vec) cout << i << " "; cout << "\n";
#define cout_2d(vec, r, c) for(int i=0; i<r; i++, cout << "\n") for(int j=0; j<c && cout << vec[i][j] << ""; j++)
#define cout_map(mp) for(auto& [f, s] : mp) cout << f << " : " << s << "\n"
#define matrix(grid, n, m) vector < vector <char> > grid(n, vector <char> (m));
#define Time cerr << "Time Taken: " << (float)clock() / CLOCKS_PER_SEC << " Secs" << "\n";
#define ceil(n, m) (((n) / (m)) + ((n) % (m) ? 1 : 0))
#define fixed(n) cout << fixed << setprecision(n)
#define Num_of_Digits(n) ((int)log10(n)+1)
#define getline(s) getline(cin >> ws, s)
#define to_decimal(bin) stoll(bin, nullptr, 2)
#define rall(s) s.rbegin(), s.rend()
#define all(s) s.begin(), s.end()
#define sz(x) int(x.size())
#define Pair pair <int, int>
#define fi first
#define se second
#define ll long long
#define PI acos(-1)
#define Mod 1'000'000'007
#define INF 2'000'000'000
#define EPS 1e-9
#define endl cout << "\n";

void Anwar_Rizk(){
  ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
  #ifndef ONLINE_JUDGE    // Anwar Rizk 🥇🖤
    freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
  #endif
}

string val = "AHIMOTUVWXY";

bool is_palind(string s){
    for(int i = 0, j = sz(s) - 1; i <= j; i++, j--){
      if(val.find(s[i]) == string::npos || val.find(s[j]) == string::npos)
        return false;
      if(s[i] != s[j]) return false;
    }
  return true;
}

void solve(){
    string s;
    cin >> s;
    int ma = 0;
    for(int j = 1; j <= sz(s); j++){
      for(int i = 0; i <= sz(s) - j; i++){
        string temp = s.substr(i, j);
        if(is_palind(temp)) ma = max(ma, j);
      }
    }
    cout << ma << "\n";
}

int main()
{   Anwar_Rizk();

    int t = 1;
    cin >> t;
    while(t--){
      solve();
    }

  return 0;
}