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

['d', 2317, 'y', 8487, 'r', 4789, 5525, '3961', '1747', 'v', '7423', '847', 'a', '4969', 'T', 'L', '5383', 'W', 'U', 5749, 9533, 'T', 'Z', 'x'], [1401, 'F', 9303, 'w', 4629, 9053, 'k', 7351, 1261, '3961', '1747', 'v', '7423', '847', 'a', '4969', 'T', 'L', '5383', 'o', 'q']
3961, 1747, v, 7423, 847, a, 4969, T, L, 5383

['i', 6139, 'B', 'z', 'A', 7029, 'r', 'l', 'N', 'J', '7029', 'l', 'm', 'F', 1251], ['d', 9233, 543, 5455, 8707, 'r', 'l', 'N', 'J', '7029', 'l', 'm', 'r', 4751]
r, l, N, J, 7029, l, m

[9183, 8009, 4869, 765, 'e', '3197', 'g', 'I', '8965', '33', 'l', 'D', 219, 'h', 'o', 'a'], [8357, 3813, 'M', 'e', '3197', 'g', 'I', '8965', '33', 'V', 'g', 6541, 'v', 'h', 1625]

e, 3197, g, I, 8965, 33