In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['D', 'k', 'I', 8871, '9251', 'z', '1003', '8675', '1423', '2365', 'V', '8737', 'z', '881', '6887', '9717', 'i', 's', '7639', 'a', 'P', '2667', '2581', 's', '6913', '1253', 'V', 'z', 9561, 7765, 2391, 'h', 'F', 'R', 'Y', 'J', 'w', 'b', 'T', 2929, 'T'], [4113, 'z', 4295, 'K', 'H', 2837, 'Q', 'i', 2109, 487, 'u', 2535, 973, 'q', 'F', 'o', 'd', 8907, 5981, 'd', '9251', 'z', '1003', '8675', '1423', '2365', 'V', '8737', 'z', '881', '6887', '9717', 'i', 's', '7639', 'a', 'P', '2667', '2581', 's', '6913', '1253', 'A', 831, 'W', 'g', 8467, 1589, 5959, 'f', 4395]