#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <iomanip>
#include <cmath>
#include <stdio.h>
#include <queue>
#include <deque>
#include <cstdio>
#include <set>
#include <map>
#include <bitset>
#include <stack>
#include <cctype>
using namespace std;
int main() {
	string s;
	while (getline(cin, s)) {
		int n = s.size();
		if (n >= 8 && s.substr(0, 4) == "digi" && s[4] == ' ') {
			for (int i = 5; i < n; i++) {
				if (isupper(s[i])) {
					s[i] = tolower(s[i]);
				}
			}
			for (int i = n - 1; i >= n - 3; i--) {
				if (!isalnum(s[i])) {
					s = s.substr(0, i);
				}
				else {
					break;
				}
			}
			if (s.substr(s.size() - 3, 3) == "nyo") {
				cout << "CORRECT (maybe)" << endl;
			}
			else {
				cout << "WRONG!" << endl;
			}
		}
		else if (n >= 9 && s.substr(0, 5) == "petit" && s[5] == ' ') {
			for (int i = 5; i < n; i++) {
				if (isupper(s[i])) {
					s[i] = tolower(s[i]);
				}
			}
			for (int i = n - 1; i >= n - 3; i--) {
				if (!isalnum(s[i])) {
					s = s.substr(0, i);
				}
				else {
					break;
				}
			}
			if (s.substr(s.size() - 3, 3) == "nyu") {
				cout << "CORRECT (maybe)" << endl;
			}
			else {
				cout << "WRONG!" << endl;
			}
		}
		else if (n >= 6 && s.substr(0, 4) == "rabi" && s[4] == ' ') {
			for (int i = 5; i < n; i++) {
				if (isupper(s[i])) {
					s[i] = tolower(s[i]);
				}
			}
			bool bo = false;
			for (int i = 5; i < n; i++) {
				if (isalnum(s[i])) {
					bo = true;
				}
			}
			if (bo) {
				cout << "CORRECT (maybe)" << endl;
			}
			else {
				cout << "WRONG!" << endl;
			}
		}
		else if (n >= 9 && s.substr(0, 4) == "gema" && s[4] == ' ') {
			for (int i = 5; i < n; i++) {
				if (isupper(s[i])) {
					s[i] = tolower(s[i]);
				}
			}
			for (int i = n - 1; i >= n - 3; i--) {
				if (!isalnum(s[i])) {
					s = s.substr(0, i);
				}
				else {
					break;
				}
			}
			if (s.substr(s.size() - 4, 4) == "gema") {
				cout << "CORRECT (maybe)" << endl;
			}
			else {
				cout << "WRONG!" << endl;
			}
		}
		else if (n >= 8 && s.substr(0, 4) == "piyo" && s[4] == ' ') {
			for (int i = 5; i < n; i++) {
				if (isupper(s[i])) {
					s[i] = tolower(s[i]);
				}
			}
			for (int i = n - 1; i >= n - 3; i--) {
				if (!isalnum(s[i])) {
					s = s.substr(0, i);
				}
				else {
					break;
				}
			}
			if (s.substr(s.size() - 3, 3) == "pyo") {
				cout << "CORRECT (maybe)" << endl;
			}
			else {
				cout << "WRONG!" << endl;
			}
		}
		else {
			cout << "WRONG!" << endl;
		}
	}
}