In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['Q', 'Q', 'a', 'E', 'D', '5713', 'b', 'D', 't', 'D', 'h', 'S', 'Z', 'R', 'v', 'w', 8321, 2263], [5055, 9125, '5713', 'b', 'D', 't', 'D', 'h', 'S', 'Z', 'R', 'v', 'f', 'Z', 2007, 'E']