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

[1057, 8997, 6853, 1935, 't', '3929', '9627', '4599', 'c', 'W', 'S', '7893', '2409', '6647', 'q', '3657', '3959', '7725', 'v', 'Q', 'L'], [2553, 'S', 'E', '3929', '9627', '4599', 'c', 'W', 'S', '7893', '2409', '6647', 'q', '3657', '3959', '7725', 'Q', 'S', 4853, 1079, 7087, 'W', 'k']
3929, 9627, 4599, c, W, S, 7893, 2409, 6647, q, 3657, 3959, 7725

[5179, 's', 7203, 4301, 3441, 'k', 'P', 't', 'r', 3027, 's', 3809, 'u', 'S', 'h', 5087, 'z', 'a', 'b', '3333', '6041', '2765', 'q', '9485', '7697', 'E', '509', 'Q', '1573', '4879', '1197', '4515', 'k', 'c', 'z', 'V', 'l', 521, 9401, 3845, 6245, 3437, 'w', 'u'], ['u', 4399, 'R', 'v', 'x', 1061, 7505, 'r', 8411, 'o', 9285, 477, 3823, 'O', 'B', 2731, 5879, 'a', 'b', '3333', '6041', '2765', 'q', '9485', '7697', 'E', '509', 'Q', '1573', '4879', '1197', '4515', 'k', 'c', 'G', 9613, 8995, 3881, 'i', 'G', 't', 2473, 1297, 7481, 'v', 'a', 7607, 1147, 3263, 'p']
a, b, 3333, 6041, 2765, q, 9485, 7697, E, 509, Q, 1573, 4879, 1197, 4515, k, c

[959, 5693, 'G', 'N', 'l', 7541, 5125, 841, 3441, 7789, 7675, 'o', 3641, 9603, 'F', '8815', 'o', 'b', 'n', '8583', '3101', '2981', 'V', '2123', 'C', '2075', '1961', '1663', '8025', 'u', 'n', 'F', 'H', 4419, 9649, 7035, 2735, 'P', 'p', 8757, 9851, 3663, 6913, 'M'], [8685, 'b', 2663, 'H', 6389, 5057, 'f', 'S', 8635, 'G', 'q', 'B', 'U', 'F', '8815', 'o', 'b', 'n', '8583', '3101', '2981', 'V', '2123', 'C', '2075', '1961', '1663', '8025', 'u', 'n', 'F', 'F', 8093, 'K', 'G', 'x', 'X', 'e', 'z']

F, 8815, o, b, n, 8583, 3101, 2981, V, 2123, C, 2075, 1961, 1663, 8025, u, n, F