In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['D', 5693, 'r', 7045, 'L', 9147, 'Q', 781, 'i', 'D', '683', '1301', 'I', '2759', 'N', '4765', '9237', '8727', 'e', 'x', '3359', '3171', 'B', 'd', '5607', 'r', 't', 'I', 'y', 'j', 'D', 'K', 'B', '8955', 'Y', 'b', 519, 'B', 4705, 'D', 's', 9543, 'P', 't', 3129, 'l', 'f', 911, 7553, 7631, 6311], ['A', 3695, 'v', 5591, 'j', 9257, 1111, 'Q', 2101, 'X', 5511, 8727, 'v', 'M', 6273, 'K', 'E', 'B', 'g', 9233, 'D', '683', '1301', 'I', '2759', 'N', '4765', '9237', '8727', 'e', 'x', '3359', '3171', 'B', 'd', '5607', 'r', 't', 'I', 'y', 'j', 'D', 'K', 'B', '8955', 'Y', 'n', 4775, 'v', 7887, 417, 3837, 1013, 'G', 'e', 'Q', 'T', 6983, 'H', 4473, 6669, 'B', 6105, 5303, 'D']