#include <bits/stdc++.h>
using namespace std;
string s, s1;
int main() {
  cin >> s;
  s1 = s;
  reverse(s.begin(), s.end());
  ;
  for (int i; i < s.length(); i++) {
    if (s[i] == 'b')
      s[i] = 'd';
    else if (s[i] == 'd')
      s[i] == 'b';
    else if (s[i] == 'p')
      s[i] = 'q';
    else if (s[i] == 'q')
      s[i] = 'p';
  }
  if (s == s1)
    cout << "Yes";
  else
    cout << "No";
}
