#include <bits/stdc++.h>
using namespace std;
int s[10000005];
int p = 0;
int main() {
  char x;
  while (cin >> x) {
    s[p] = x;
    p++;
  }
  int n = p;
  int ok = 0;
  for (int i = 0; i <= n / 2 + 1; i++) {
    int j = n - i - 1;
    if (s[i] == 'q' && s[j] == 'p') {
    } else {
      if (s[i] == 'b' && s[j] == 'd') {
      } else {
        if (s[i] == 'd' && s[j] == 'b') {
        } else {
          if (s[i] == 'p' && s[j] == 'q') {
          } else
            ok = 1;
        }
      }
    }
  }
  if (ok == 0) {
    cout << "Yes" << endl;
    return 0;
  }
  ok = 0;
  for (int i = 0; i < n; i++) {
    if (s[i] == 'p') s[i] == 'q';
    if (s[i] == 'q') s[i] == 'p';
    if (s[i] == 'b') s[i] == 'd';
    if (s[i] == 'd') s[i] == 'b';
  }
  for (int i = 0; i < n / 2; i++) {
    int j = n - i - 1;
    if (s[i] == 'q' && s[j] == 'p') {
    } else {
      if (s[i] == 'b' && s[j] == 'd') {
      } else {
        if (s[i] == 'd' && s[j] == 'b') {
        } else {
          if (s[i] == 'p' && s[j] == 'q') {
          } else
            ok = 1;
        }
      }
    }
  }
  if (ok == 0)
    cout << "Yes" << endl;
  else
    cout << "No";
  return 0;
}
