def haiku_is_ipv6(word_array):
    """Weather haiku is converted from IPv6 or not, return True if it is"""
    if word_array[0] == 'the' and len(word_array) in [12, 13, 14]:
        is_ipv6 = False
    elif len(word_array) == 17:
        is_ipv6 = True
    else:
        raise ValueError('Illegal haiku')
    return is_ipv6
