In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

['P', 6481, 'O', 6003, 1505, 'G', 3907, 'c', 5741, 3, '4963', '1225', '4331', '1287', 'v', '8479', 'y', '673', 'M', 'V', '8307', 'C', '7931', 'z', 'Z', 'P', 'i', 9259, 'T'], [3141, 4731, 4787, 6417, 8539, 3015, 3437, 6005, 'w', '4963', '1225', '4331', '1287', 'v', '8479', 'y', '673', 'M', 'V', '8307', 'C', '7931', 'z', 'k', 6421, 645, 6161, 'm']
4963, 1225, 4331, 1287, v, 8479, y, 673, M, V, 8307, C, 7931, z

[9673, 'V', 'q', 8183, 4703, '9707', 'Y', '7685', 'o', 'b', 'a', 'g', 'R', '551', 'W', 'Q', 1263, 'd', 'S'], [3777, 'a', 't', 'b', 'P', 'L', 3443, 6611, 1651, 'G', '9707', 'Y', '7685', 'o', 'b', 'a', 'g', 'R', '551', 'W', 'E', 'y', 'U']
9707, Y, 7685, o, b, a, g, R, 551, W

[6167, 'v', '9433', '8121', 'm', 'D', 'G', '5809', 'U', 'Z', 6499, 6009, 'W', 3723, 'K', 'Y'], [565, 'T', '9433', '8121', 'm', 'D', 'G', '5809', 'U', 'h', 5047, 6637]

9433, 8121, m, D, G, 5809, U