s = [input() for i in range(3)]

if s[0][0] == ".":
    for i in range(3):
        if i%2 == 0:
            if s[i] != ".#.":
                print("No")
                exit()
        else:
            if s[i] != "#.#":
                print("No")
                exit()
else:
    for i in range(3):
        if i%2 == 1:
            if s[i] != ".#.":
                print("No")
                exit()
        else:
            if s[i] != "#.#":
                print("No")
                exit()
print("Yes")