#include "bits/stdc++.h"
using namespace std;

#define DEBUG(x) cout << #x << ": " << x << endl;
#define DEBUG_VEC(v)                                      \
  cout << #v << ":";                                      \
  for (int i = 0; i < v.size(); i++) cout << " " << v[i]; \
  cout << endl

typedef long long ll;
#define vi vector<int>
#define vl vector<ll>
#define vii vector<vector<int> >
#define vll vector<vector<ll> >
#define vs vector<string>
#define pii pair<int, int>
#define pis pair<int, string>
#define psi pair<string, int>
const int inf = 1000000001;
const ll INF = 1e16;
#define MOD 1000000007
#define mod 1000000009
#define pi 3.14159265358979323846
#define Sp(p) cout << setprecision(15) << fixed << p << endl;
int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};

int main(){
  string s;
  int i,j;
  while(true){
    string name;
    bool flag = false;
    if(getline(cin,s)){
      for(i = 0; s[i] != ' '; i++){
	name.push_back(s[i]);
      }
      if(name != "digi" && name != "petit" && name != "rabi" && name != "gema" && name != "piyo"){
	cout<<"WRONG!"<<endl;
	continue;
      }else{
	for(i=0;i<s.size();i++){
	    s[i] = tolower(s[i]);
	}
	if(name == "digi"){
	  for(j=0;j<4;j++){
	    if(j != 0 && isalnum(s[s.size() - j]))
	      break;
	    string s2 = s.substr(s.size()-3-j,3);
	    if(s2 == "nyo"){
	      cout<<"CORRECT (maybe)"<<endl;
	      flag = true;
	      break;
	    }
	  }
	}else if(name == "petit"){
	  for(j=0;j<4;j++){
	    if(j != 0 && isalnum(s[s.size() - j]))
	      break;
	    string s2 = s.substr(s.size()-3-j,3);
	    if(s2 == "nyu"){
	      cout<<"CORRECT (maybe)"<<endl;
	      flag = true;
	      break;
	    }
	  }
	}else if(name == "gema"){
	  for(j=0;j<4;j++){
	    if(j != 0 && isalnum(s[s.size() - j]))
	      break;
	    string s2 = s.substr(s.size()-4-j,4);
	    if(s2 == "gema"){
	      cout<<"CORRECT (maybe)"<<endl;
	      flag = true;
	      break;
	    }
	  }
	}else if(name == "piyo"){
	  for(j=0;j<4;j++){
	    if(j != 0 && isalnum(s[s.size() - j]))
	      break;
	    string s2 = s.substr(s.size()-3-j,3);
	    if(s2 == "pyo"){
	      cout<<"CORRECT (maybe)"<<endl;
	      flag = true;
	      break;
	    }
	  }
	}else{
	  for(j=0;j<s.size();j++){
	    if(isalnum(s[j])){
	      cout<<"CORRECT (maybe)"<<endl;
	      flag = true;
	      break;
	    }
	  }
	}
	if(!flag){
	  cout<<"WRONG!"<<endl;
	  continue;
	}	
      }
    }else{
      break;
    }
  }
}