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

[891, 1259, 'q', 9801, 3147, 1589, 'u', 'm', 'd', 21, 'm', 'E', 'a', 'K', 'N', '1387', 't', 'w', 'c', 'F', '2369', '2875', 'P', 'B', 'J', '9801', 'j', '6919', 'y', '3757', 'e', 'R', '7811', 'x', 't', '7071', 'W', 'b', 7489, 'B', 'z', 'r'], [8553, 'f', 5473, 9933, 'i', 'L', 'Z', 'r', 1103, 'a', 'H', 9257, 1277, 5689, 6551, 8359, 9607, 'E', 'a', 'K', 'N', '1387', 't', 'w', 'c', 'F', '2369', '2875', 'P', 'B', 'J', '9801', 'j', '6919', 'y', '3757', 'e', 'R', '7811', 'x', 't', '7071', 'W', 'i', 'E', 'V', 'S', 6121, 'q', 't', 'U', 1311, 'q', 3583, 7505, 265, 3415, 'j', 'w']
E, a, K, N, 1387, t, w, c, F, 2369, 2875, P, B, J, 9801, j, 6919, y, 3757, e, R, 7811, x, t, 7071, W

['e', 167, 4283, 'l', 247, 4197, 3397, 'Z', 'F', 2835, 4273, 'F', '4769', '6831', '5497', 'Z', 'g', 'Y', '2003', '2851', '9303', '6173', 'P', 'U', 'G', 'X', 7049, 'q'], ['z', 'p', 'L', 'A', 'o', 391, 'F', '4769', '6831', '5497', 'Z', 'g', 'Y', '2003', '2851', '9303', '6173', 'I', 8741, 3159, 't']
F, 4769, 6831, 5497, Z, g, Y, 2003, 2851, 9303, 6173

['t', 'M', 'E', 1777, '1365', 'I', '9513', 'C', 'f', 'D', '9765', '189', 'd', 'q', '7969', 'M', 'g', 'q', 6565], ['i', 'j', 'O', 2639, 'f', '1365', 'I', '9513', 'C', 'f', 'D', '9765', '189', 'd', 'q', '7969', 'M', 'i', 'q']

1365, I, 9513, C, f, D, 9765, 189, d, q, 7969, M