using System;

class Poker
{
    static void Main()
    {

        string card;
        int[] cardsInt = new int[5];



        for (int i = 0; i < 5; i++)
        {
            card = Console.ReadLine();
            switch (card)
            {
                case "J":
                    card = "11";
                    break;
                case "Q":
                    card = "12";
                    break;
                case "K":
                    card = "13";
                    break;
                case "A":
                    card = "14";
                    break;
                default:
                    break;
            }
            cardsInt[i] = int.Parse(card);
        }

        int counter = 0;
        int sum = 0;
        int flag = 0;

        for (int i = 0; i < 5; i++)
        {
            sum += cardsInt[i];                             //the sum for straight will always sum%5=0 or 28 for A,2,3,4,5
            for (int j = (i+1); j < 5; j++)
            {

                if (cardsInt[i]==cardsInt[j])
                {
                    counter++;                              //counter for the switch

                }
                if (cardsInt[i] != cardsInt[j])
                {
                    flag++;                                 //make sure 5 cards are different
                }
            }
        }

        if (flag == 10 && ((sum % 5 == 0) || sum == 28))
        {
            Console.WriteLine("Straight");
        }
        else
        {

            switch (counter)
            {
                case 0:
                    Console.WriteLine("Nothing");
                    break;
                case 1:
                    Console.WriteLine("One Pair");
                    break;
                case 2:
                    Console.WriteLine("Two Pairs");
                    break;
                case 3:
                    Console.WriteLine("Three of a Kind");
                    break;
                case 4:
                    Console.WriteLine("Full House");
                    break;
                case 6:
                    Console.WriteLine("Four of a Kind");
                    break;
                case 10:
                    Console.WriteLine("Impossible");
                    break;
                default:
                    Console.WriteLine("Nothing");
                    break;
              }
         }
    }
}