def hhh(fenshu, result_list):
w = 0
l = 0
for r in result_list:
if r == 'W':
w += 1
elif r == 'L':
l += 1
if (w >= fenshu or l >= fenshu) and abs(w - l) >= 2:
print(f"{w}:{l}")
w = 0
l = 0
print(f"{w}:{l}")
b = ''
while True:
a = input()
b += a
if 'E' in b:
break
c = [t for t in b if t!= 'E']
hhh(11, c)
print()
hhh(21, c)
