import random


def shuffle_list(a, b, c, d, e, f):
    """
    shuffle a, b, c, d, e, f simultaneously
    """
    z = list(zip(a, b, c, d, e, f))
    random.shuffle(z)
    a, b, c, d, e, f = zip(*z)

    return a, b, c, d, e, f