n =input().split()
a=int(n[0])
b=int(n[1])
c=a+b
if c>=10:
    if a>b:
        print('tree')
    else:
        print('tea')
else:
    print('water')
/**************************************************************
	Problem: 1672
	User: admin
	Language: Python
	Result: Accepted
	Time:191 ms
	Memory:34244 kb
****************************************************************/