using System;

public class Program

{

    public static void Main()

    {

        int[] cards = new int[13];

        int pairs = 0;

        string hand = "Nothing";

        for (int i = 0; i < 5; i++)

        {

            string card = Console.ReadLine();

            if (card == "A") { cards[0]++; };

            if (card == "2") { cards[1]++; };

            if (card == "3") { cards[2]++; };

            if (card == "4") { cards[3]++; };

            if (card == "5") { cards[4]++; };

            if (card == "6") { cards[5]++; };

            if (card == "7") { cards[6]++; };

            if (card == "8") { cards[7]++; };

            if (card == "9") { cards[8]++; };

            if (card == "10") { cards[9]++; };

            if (card == "J") { cards[10]++; };

            if (card == "Q") { cards[11]++; };

            if (card == "K") { cards[12]++; };

        }

        for (int i = 0; i < cards.Length; i++)

        {

            if (cards[i] == 2)

            {

                pairs++;

            }

        }

        for (int i = 0; i < cards.Length; i++)

        {

            if (cards[i] == 5)

            {

                hand = "Impossible";

            }

            if (cards[i] == 4)

            {

                hand = "Four of a Kind";

            }            

            if (cards[i] == 3)

            {

                hand = "Three of a Kind";

            }

            if (cards[i] == 2)

            {

                hand = "One Pair";

            }

            if (pairs == 2)

            {

                hand = "Two Pairs";

            }

            if (cards[i] == 3 && pairs == 1)

            {

                hand = "Full House";

                break;

            }

        }

        for (int i = 0; i <= 8; i++)

        {

            if (

                cards[i] == 1 &&

                cards[i + 1] == 1 &&

                cards[i + 2] == 1 &&

                cards[i + 3] == 1 &&

                cards[i + 4] == 1

            )

            {

                hand = "Straight";   

            }

        }

        if (

            cards[0] == 1 &&

            cards[9] == 1 &&

            cards[10] == 1 &&

            cards[11] == 1 &&

            cards[12] == 1

        )

        {

            hand = "Straight";

        }

        Console.WriteLine(hand);

    }

}