S1 = input()
S2 = input()
S3 = input()
if len(S1)==len(S2)==len(S3) and (S1+S2+S3).count('#') + (S1+S2+S3).count('.')== 9:
    if S1=='#.#' and S2=='.#.' and S3=='#.#':
        print('Yes')
    elif S1=='.#.' and S2=='#.#' and S3=='.#.':
        print('Yes')
    else:
        print('No')