import java.util.Scanner;
public class Main
{   
	public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int x = sc.nextInt();
		int y = sc.nextInt();
		int a = x+y;
		if(a<10) {
			System.out.println("water");
		}else if(a>10 && x>y){
			System.out.println("tree");
		}else{
			System.out.println("tea");
		}
		
		
    }
}
/**************************************************************
	Problem: 1672
	User: admin
	Language: Java
	Result: Accepted
	Time:1347 ms
	Memory:39844 kb
****************************************************************/