In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['F', 'x', 'S', 6141, 'z', 'Y', 'W', 8915, 'E', 'R', 'j', 8819, 'k', 'h', '149', '6787', '6447', 'w', '3965', '3407', '1099', 'N', 'I', 'b', 'G', '1013', '4165', 'U', 'I', '9927', '5765', '4915', '1069', '2847', '4657', '7663', 'B', 'D', 'R', 'P', 's', 2975], ['o', 'l', 9761, 's', 6225, 'X', 'g', 'Q', 'e', 53, 1681, 'N', 9679, 769, 2847, 7413, 'F', 'k', 'h', '149', '6787', '6447', 'w', '3965', '3407', '1099', 'N', 'I', 'b', 'G', '1013', '4165', 'U', 'I', '9927', '5765', '4915', '1069', '2847', '4657', '7663', 'B', 'D', 'R', 'P', 'j', 2191, 'y', 'z', 'd', 'u', 9491, 'd', 'y', 'v', 'B', 'B', 'm', 'W', 4665, 'z', 'P', 3005, 8311, 'd', 7067]