In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['w', 6007, 4227, 6761, 'l', '2013', 'P', '6541', 'B', 'E', 'O', 'o', '2587', '6333', '8591', 'q', '6903', 'A', 'c', '2737', '261', '1133', '1255', '8129', '8345', '7909', '9443', '1161', 'R', 'm', 9719, 1475, 'f', 'I', 'A', 4977, 's', 7473, 2277, 3123, 4629, 9015], ['b', 6357, 'A', 'H', 'D', 907, 'Y', 'a', 487, 'Q', 9279, 1161, 'B', 'q', '2013', 'P', '6541', 'B', 'E', 'O', 'o', '2587', '6333', '8591', 'q', '6903', 'A', 'c', '2737', '261', '1133', '1255', '8129', '8345', '7909', '9443', '1161', 'K', 'Z', 579, 'E', 4625, 'X', 1497, 'Q', 'X', 7739, 'd', 'b', 'R', 9249]