In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6107, 881, 'B', 'd', 'A', 'c', 4523, 'D', 2305, 5805, 7865, 7007, '6671', 't', 'W', '7773', '6421', '6903', 'g', 'q', '4789', 'i', '9713', '4795', 'i', '311', 'I', 'V', '9239', 'c', '4279', '4993', 'r', '5849', 'j', 'b', 9337, 'J', 4841, 5729, 'G', 'G', 'm'], ['O', 'V', 3973, 'p', 'D', '6671', 't', 'W', '7773', '6421', '6903', 'g', 'q', '4789', 'i', '9713', '4795', 'i', '311', 'I', 'V', '9239', 'c', '4279', '4993', 'r', '5849', 'j', 'P', 'N', 'h', 'Y', 'L', 4169, 9069, 4029, 5815, 4133, 3041, 'i', 'E', 7257, 2577, 8627, 'E', 'D', 5329, 9431, 3755, 2813]