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

[641, 'S', 'X', 'z', 4889, 5577, 'f', 'K', 4151, 'I', 3883, 511, 'y', 7333, '125', '933', 'A', '4571', 'V', '9597', 'T', 'S', '5519', 'g', 'z', 'm', 'O', 't', 'T', '7241', 'n', 'x', '6943', 'q', 7115, 8237, 'G', 'F', 'j', 2437, 7631, 9983, 'Z'], ['j', 7931, 'e', 1833, 'O', 'T', 'L', 2669, 'V', 'e', 'r', 8177, 'A', 'k', 'K', 'l', 5879, '125', '933', 'A', '4571', 'V', '9597', 'T', 'S', '5519', 'g', 'z', 'm', 'O', 't', 'T', '7241', 'n', 'x', '6943', 'c', 'i', 'k', 9469, 4459, 'N', 'q']
125, 933, A, 4571, V, 9597, T, S, 5519, g, z, m, O, t, T, 7241, n, x, 6943

[2895, 5147, 'w', 'e', 3385, 'm', 'y', 't', 'L', 1739, 8053, 7245, 6403, 8217, 'k', '9237', 'F', '4959', '3637', 'X', '1127', 'L', '9537', '3871', 'D', '3747', 'E', 'U', 'b', 'n', '7893', 'F', 'l', 'y', 4019, 9049, 'n', 'j', 6871], ['c', 'k', 'E', 'L', 6709, 's', 'M', 3861, 'M', 4297, 5731, 'a', 'V', 'k', '9237', 'F', '4959', '3637', 'X', '1127', 'L', '9537', '3871', 'D', '3747', 'E', 'U', 'b', 'n', '7893', 'F', 'w', 'd']
k, 9237, F, 4959, 3637, X, 1127, L, 9537, 3871, D, 3747, E, U, b, n, 7893, F

[4441, 9295, 9549, 6505, 'D', 2079, 7005, 'H', 1825, 7709, 407, 'l', 'S', '473', 's', '8339', '9919', 'W', 'W', '7189', 'J', '5447', '8917', 's', 'f', 'U', 303, 4153, 'h', 10011, 4819, 1303, 'U', 'I', 't', 'p', 3053], ['E', 'R', 7489, 5421, 'd', 'l', 'S', '473', 's', '8339', '9919', 'W', 'W', '7189', 'J', '5447', '8917', 's', 'S', 857, 8877, 'h', 1741, 4117, 6411, 'W', 'c', 'Q', 2897]

l, S, 473, s, 8339, 9919, W, W, 7189, J, 5447, 8917, s