def xor(lst1, lst2):
  for i in range(2):
    if lst1[i] == lst1[i+1]:
      return False
  
  for i in range(2):
    if lst2[i] == lst2[i+1]:
      return False
  
  tmp = sum([x ^ y for x, y in zip(lst1, lst2)])
  return True if tmp == 3 else False

S = [''] * 3
S[0] = input().strip()
S[1] = input().strip()
S[2] = input().strip()

for i in range(3):
  S[i] = S[i].replace('#', '0').replace('.', '1')
  S[i] = [int(j) for j in list(S[i])]

print(['No', 'Yes'][xor(S[0], S[1]) and xor(S[1], S[2])])