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

string to_lower(string s) {
	for (char &c : s) if (isalpha(c)) c = tolower(c);
	return s;
}

bool is_symbol(char x) {
	return !isalpha(x) && !isdigit(x);
}

pair<string, string> split(string s) {
	int i = 0;
	while (i < s.size() && s[i] != ' ') i++;
	if (i == s.size()) return make_pair("", "");
	return make_pair(s.substr(0, i), s.substr(i + 1));
}

bool is_rabi(string s) {
	if (s.empty()) return false;
	for (char c : s) {
		if (!is_symbol(c)) return true;
	}
	return false;
}

bool check(string s, string tail) {
	for (int i = 0; i < 4; i++) {
		if (s.size() < tail.size()) return false;
		if (s.substr(s.size() - tail.size()) == tail) return true;
		if (!is_symbol(s.back())) return false;
		s.pop_back();
	}
	return false;
}

bool solve(string s) {
	auto v = split(s);
	string t = to_lower(v.second);

	while (t.back() == '\n') t.pop_back();

	if (v.first == "digi") {
		return check(t, "nyo");
	} else if (v.first == "petit") {
		return check(t, "nyu");
	} else if (v.first == "rabi") {
		return is_rabi(t);
	} else if (v.first == "gema") {
		return check(t, "gema");
	} else if (v.first == "piyo") {
		return check(t, "pyo");
	} else {
		return false;
	}
} 

int main() {
	string s;
	while (getline(cin, s)) {
		puts(solve(s) ? "CORRECT (maybe)" : "WRONG!");
	}
}