In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1825, 9309, 1313, 'm', 'n', 'N', 'S', 'h', 'k', 2067, 8143, 'b'], ['u', 4797, 577, 8983, 'm', 'n', 'N', 'S', 'h', 'm', 6543, 3757, 'E', 7127]