#include <iostream>
#include <string.h>
#include <string>
using namespace std;

#define ALPHABET(c) ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'))
#define KIGOU(c) (!ALPHABET(c))

int judge(const char *l, int llen, const char *s, int slen)
{
    int n = 0;
    for (; n < 4 && llen > slen; n++, llen--) {
        if (ALPHABET(l[llen])) {
            break;
        }
    }
    if (n >= 4 || llen < slen) {
        return 1;
    }
    for (; llen && slen; llen--, slen--) {
        if (l[llen] != s[slen-1] && abs(l[llen] - s[slen-1]) != 32) {
            return 2;
        }
    }
    return 0;
}

int main()
{
    string l;
    int rc = 0;
    while (cin) {
        getline(cin, l);
        if (l == "\n") {
            rc = 1;
        }
        else if (strstr(l.c_str(), "digi ") == l.c_str()) {
            rc = judge(
                l.c_str() + sizeof("digi"),
                l.length() -  sizeof("digi"),
                "nyo", 3);
        }
        else if (strstr(l.c_str(), "petit ") == l.c_str()) {
            rc = judge(
                l.c_str() + sizeof("petit"),
                l.length() -  sizeof("petit"),
                "nyu", sizeof("nyu")-1);
        }
        else if (strstr(l.c_str(), "rabi ") == l.c_str()) {
            rc = 1;
            const char *p = l.c_str() + sizeof("rabi");
            while (*p) {
                if (KIGOU(*p)) {
                    rc = 0;
                    break;
                }
                p++;
            }
        }
        else if (strstr(l.c_str(), "gema ") == l.c_str()) {
            rc = judge(
                l.c_str() + sizeof("gema"),
                l.length() -  sizeof("gema"),
                "gema", 4);
        }
        else if (strstr(l.c_str(), "piyo ") == l.c_str()) {
            rc = judge(
                l.c_str() + sizeof("piyo"),
                l.length() -  sizeof("piyo"),
                "pyo", 3);
        }
        else {
            rc = -1;
        }
        cout << (rc == 0? "CORRECT (maybe)": "WRONG!") << endl;
    }
}