@JvmField val INPUT = System.`in`
@JvmField val OUTPUT = System.out

@JvmField val _reader = INPUT.bufferedReader()
fun readLine(): String? = _reader.readLine()
fun readL() = _reader.readLine()!!

fun solve(line: String): Boolean {
    if(line.isEmpty()) return false
    var s = line.toLowerCase();
    for (i in 0 until 3){
        if(s.isEmpty()) return false
        if(!s.last().isLetterOrDigit()) s = s.dropLast(1)
    }
    if(s.isEmpty()) return false
    if (line.startsWith("digi ")){
        return s.endsWith("nyo") && s != "digi"
    }else if (line.startsWith("petit ")){
        return s.endsWith("nyu") && s != "nyu"
    }else if(line.startsWith("rabi ")){
        return s.length >= 5 && s.subSequence(5, s.length).any { it.isLetterOrDigit()}
    }else if(line.startsWith("gema ")){
        return s.endsWith("gema") && s != "gema"
    }else if(line.startsWith("piyo "))
        return s.endsWith("pyo") && s != "pyo"
    else return false
}


fun main(args: Array<String>) {
    var s : String?
    do {
        s = readLine()
        if(s == null) break
        println( if (solve(s)) "CORRECT (maybe)" else "WRONG!")
    } while (true)
}