a = dict()
a['N'] = 0
a['NE'] = 45
a['E'] = 90
a['SE'] = 135
a['S'] = 180
a['SW'] = 225
a['W'] = 270
a['NW'] = 315

s = a[input()]
t = a[input()]

if s == t:
    print("Keep going straight")
elif abs(s-t) == 180:
    print("U-turn")
else:
    x = t-s
    if x < 0:
        x += 360
    if x < 180:
        print("Turn", x, "degrees starboard")
    else:
        x = 360 - x
        print("Turn", x, "degrees port")