In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['S', 'd', 'z', 2305, '2731', 'W', '5987', '4043', 'w', 'v', 'S', 'v', '1143', '1725', '9073', '4411', '9321', '1213', '3111', '2527', 'U', 'U', 'y', 'N', 'n', 6769], ['Q', 'T', 'n', 1267, 5099, 57, 4739, 295, 8099, 'n', '2731', 'W', '5987', '4043', 'w', 'v', 'S', 'v', '1143', '1725', '9073', '4411', '9321', '1213', '3111', '2527', 'U', 'K', 'n', 'N', 'b', 3941, 3443, 'A', 7927, 'g', 'h']