In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['M', 'm', 4925, 'A', 'r', 'Y', '4515', '59', '7469', '8123', '2029', '4793', '8897', '3735', '7013', 'G', 'i'], ['T', 5527, 'V', 2589, 'r', 'Y', '4515', '59', '7469', '8123', '2029', '4793', '8897', '3735', '7013', 'e', 'f', 'i', 'I', 'T', 4211]