y,m,d=map(int,input().split("/"))
if y<=2018 or (y==2019 and m<=4):
    print("Heisei")
else:
    print("TBD") y,m,d=map(int,input().split("/")) y map(int,input().split("/")) map int input().split("/") ().split () input split "/" m d if y<=2018 or (y==2019 and m<=4):
    print("Heisei")
else:
    print("TBD") y<=2018 or (y==2019 and m<=4) y<=2018 y 2018 y==2019 and m<=4 y==2019 y 2019 m<=4 m 4 print("Heisei") print "Heisei" print("TBD") print "TBD" y,m,d=map(int,input().split("/")) map(int,input().split("/")) y m,d=map(int,input().split("/")) map(int,input().split("/")) m d=map(int,input().split("/")) map(int,input().split("/")) d
y,m,d=map(int,input().split("/"))
if y<=2018 or (y==2019 and m<=4):
    print("Heisei")
else:
    print("TBD")