In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[517, 'k', 4011, 3319, '43', '7643', 'V', '8845', 'o', 'v', 'A'], [4953, 'g', '43', '7643', 'V', '8845', 'o', 'I', 6695, 1067]