In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['E', 4641, '1063', 'H', '6049', 'n', '4551', 'p', '4573', '8803', 'e', '3323', 'u', '7983', 'K', '8529', '4473', '2249', 'W', 'N', 'w', 't', 7769, 'e', 943, 'u'], [1051, 3929, 'y', 869, 'm', 's', 'k', 'X', 'z', 'z', 'q', '1063', 'H', '6049', 'n', '4551', 'p', '4573', '8803', 'e', '3323', 'u', '7983', 'K', '8529', '4473', '2249', 'W', 'z', 'Q', 4219, 'G', 6539, 9827, 'p', 'T', 8595, 'y', 9565, 'X', 'T', 6913, 3805, 'M', 2015]