In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['d', 3693, 4057, 's', 'D', 'W', 'C', 'Q', '9189', '6005', 'r', '5487', 's', 'u', 'H', 1143], ['h', 'u', 7285, 'C', 'Q', '9189', '6005', 'r', '5487', 's', 'f', 'T', 'd']