In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9153, 'H', 6633, 'M', '1593', '9915', '2361', 'g', 'S', 'A', 'D', 9205, 'c'], [8803, 4613, 6129, 2035, 'M', '1593', '9915', '2361', 'g', 'S', 'L', 'C', 7863]