In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['y', 7149, 8303, 'R', 7395, 'y', 'w', 837, 6657, 5677, 5429, 'G', 6063, 1489, 'D', 7959, 3921, 'o', '3357', 'm', '7265', 'p', 'B', '2893', 'z', 'L', '6081', 'G', '2935', 'P', 'B', 'L', 'd', 'F', 'f', 'b', 'j', 'g', 'D', 6989, 'U', 5269, 3619, 7095, 'Y', 9189, 'N', 'z'], [6993, 'j', 'Y', 9197, 'o', '3357', 'm', '7265', 'p', 'B', '2893', 'z', 'L', '6081', 'G', '2935', 'P', 'B', 'L', 'd', 'F', 'f', 'b', 'E', 'a', 8323, 'T', 'k', 'J', 8125]