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

['b', 'Z', 'n', 'O', 'x', 'K', 'J', '5997', '8241', 'O', '9965', 'n', '6043', 'p', '8943', 'F', 'O', '2181', 'k', 833, 9001], [6221, 'H', 'w', 6543, 'o', 1523, 'W', 6091, 'T', 7021, 8161, 1111, 4653, 'x', 'K', 'J', '5997', '8241', 'O', '9965', 'n', '6043', 'p', '8943', 'F', 'O', '2181', 'j', 5791, 3573, 9639, 'a', 4089, 5045, 'e', 'i', 'S', 3157, 1767, 2199, 'P']
x, K, J, 5997, 8241, O, 9965, n, 6043, p, 8943, F, O, 2181

[875, 'U', 'g', 'q', 'H', 2847, 'f', '6811', 'B', '7549', 'K', 'r', 'V', 'x', 'P', 'X', '2469', '3845', 'W', 'e', 'n', 5885, 'w', 3345, 4693, 'H', 7789, 'y', 'j', 'e'], ['V', 'j', 6713, 2923, 'y', 6205, 'm', 5961, 9023, '6811', 'B', '7549', 'K', 'r', 'V', 'x', 'P', 'X', '2469', '3845', 'W', 'y', 7427, 5987]
6811, B, 7549, K, r, V, x, P, X, 2469, 3845, W

['H', 191, 'b', 853, 8925, 'p', 'F', 3633, 8865, 'v', '1741', '671', 'W', '9731', 'Z', '3603', 'n', 'T', 'h', 'p', '685', '5815', 'D', 'a', 249, 'k', 'd', 'h', 9759], ['V', 2227, 'P', 3287, 'Q', 8559, 1367, 't', 1263, 'j', 'x', '1741', '671', 'W', '9731', 'Z', '3603', 'n', 'T', 'h', 'p', '685', '5815', 'D', 'i', 8073, 6135, 'v', 9255, 5579, 9939, 'x', 4643, 'l', 'K']

1741, 671, W, 9731, Z, 3603, n, T, h, p, 685, 5815, D