In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['F', 4147, 7323, 'u', 2205, 1307, 'v', 'l', 'q', 6349, 'O', 7627, 'm', 8531, 'm', 'F', 'R', 'U', 1929, 'm', '9119', 'j', 'j', '4349', '4015', 'u', '2337', '5899', 'N', '427', 'j', 'Q', 'I', '4381', 'M', '4965', '4157', 'T', 'I', '6521', '3449', 'G', 'h', 9849, 'V', 5635, 'D', 'o', 'U', 'U', 'l', 2271, 8733], [3167, 727, 1983, 'A', 'u', 'S', 'm', '9119', 'j', 'j', '4349', '4015', 'u', '2337', '5899', 'N', '427', 'j', 'Q', 'I', '4381', 'M', '4965', '4157', 'T', 'I', '6521', '3449', 's', 'Q', 'e', 8733, 'A', 'G', 'B', 1807, 4605, 'I', 'f', 'c', 1395, 'V', 'j', 1369, 5605, 'y', 'O', 'w', 't']