s1 = input()
s2 = input()
s3 = input()
if s1 == "#.#":
    if s2 == ".#." and s1 == s3:
        print("Yes")
    else:
        print("No")
elif s1 == ".#.":
    if s2 == "#.#" and s1 == s3:
        print("Yes")
    else:
        print("No")
else:
    print("No")