In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['W', 7017, 667, 'X', 1075, 'N', 'S', 'M', '2359', 'V', '9263', 'b', '571', 'u', 'L', 'm', 4741, 'K', 'q', 3055, 8327], [8003, 'v', 'b', 8643, 'M', '2359', 'V', '9263', 'b', '571', 'u', 'L', 'h', 9523, 'F']