In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['V', 9605, '383', 'W', 'r', '2107', '375', '5329', '1973', 'e', '6041', 'b', '7285', 'u', '8099', '2721', '6361', '2135', '4997', 'x', 'G', 3653, 'F'], [2801, 2015, 5249, 'u', 'T', '383', 'W', 'r', '2107', '375', '5329', '1973', 'e', '6041', 'b', '7285', 'u', '8099', '2721', '6361', '2135', '4997', 'N', 'c', 'h']