In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3479, 9605, 4999, 5947, '2117', '2803', '1111', '6705', 'a', 'g', 'e', 'a', 'e', 'S', 'Z', 1219, 1725, 'i', 6479], [805, 5561, 7529, '2117', '2803', '1111', '6705', 'a', 'g', 'e', 'a', 'e', 'S', 'G', 'u', 9273, 'y', 'V', 'v']