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

['H', 191, 5269, 'I', 8869, 'N', 9617, 7679, 'C', '9103', '905', 'N', 'n', 'E', '1397', '1061', '4683', 'x', '5823', 'w', 'F', 'i', 'm', 'L', 5561], ['x', 2143, 2583, 'l', 781, 'i', 67, 7861, 'q', 7467, 8599, '9103', '905', 'N', 'n', 'E', '1397', '1061', '4683', 'x', '5823', 'w', 'F', 'y', 'G', 1961, 'V', 'B', 877, 'J', 6495, 3531]
9103, 905, N, n, E, 1397, 1061, 4683, x, 5823, w, F

[5269, 'q', 'b', 9461, 1715, 8909, 2865, 't', 3899, 9097, 's', 'J', 'u', 'O', 'q', '3289', '9079', 'q', '1341', 'a', '8881', 's', '1837', '4351', '5559', '43', '4733', 'y', '6455', '6219', '725', '7947', '7143', '9627', '3401', '1647', '755', 'E', 4775, 7047, 6939, 5023, 'F', 1385, 'f', 'P', 'R', 6711, 3741, 'C', 6351, 'K', 5279, 'm', 4933, 8587, 4429, 793, 5537, 'v'], ['X', 'A', 'I', 'W', 8039, 6937, 'l', 209, 6835, 'Z', 'x', 'G', 'R', 's', 'J', 'u', 'O', 'q', '3289', '9079', 'q', '1341', 'a', '8881', 's', '1837', '4351', '5559', '43', '4733', 'y', '6455', '6219', '725', '7947', '7143', '9627', '3401', '1647', '755', 'i', 'a', 'k', 5823, 'r', 'l', 'p', 'F', 5771, 'H', 7231, 't', 'c']
s, J, u, O, q, 3289, 9079, q, 1341, a, 8881, s, 1837, 4351, 5559, 43, 4733, y, 6455, 6219, 725, 7947, 7143, 9627, 3401, 1647, 755

[5807, 'F', 1879, 4295, 'B', 'U', 'W', '6585', '9839', 'H', '1493', 'L', 'x', 'd', 7781], ['k', 'G', 1757, 'Y', 'p', 'W', '6585', '9839', 'H', '1493', 'L', 'x', 'S', 'V', 'p', 1127, 'p']

W, 6585, 9839, H, 1493, L, x