In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['U', 8969, 'c', 'r', 'Q', 2753, 7453, 'I', 'w', 'K', '8983', 'F', '517', '2771', 'P', 'P', '3263', 'p', '7493', 'o', 2601, 'S', 9123, 'd', 'R'], ['h', 9607, 'F', 5575, 'a', 6931, 'w', 'K', '8983', 'F', '517', '2771', 'P', 'P', '3263', 'p', '7493', 'g', 2611, 9759]