In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['K', 8577, 907, 'K', 5021, 'A', 2121, 7049, 6573, 'Q', 'D', 3169, 1311, 'B', 'j', 4191, 'q', '7485', '7907', '4459', '2983', '6489', 'T', 'y', '6935', '5989', 'M', 'j', 'b', 'o', '721', 'g', 'w', 3769, 2637, 'T', 7325, 2021, 8155, 'h', 'D', 9757, 5021, 'R', 'O', 'Q', 6525, 2613], [9233, 'J', 'm', 'n', 6801, 7893, 1781, 7519, 693, 'G', 'q', '7485', '7907', '4459', '2983', '6489', 'T', 'y', '6935', '5989', 'M', 'j', 'b', 'o', '721', 'g', 'R', 8713, 'W', 'y', 625, 'y', 'R', 9083, 4679, 'U', 'S', 'a', 5555, 'D', 't']