In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['y', 'o', 891, 'M', 2217, 'e', '3853', 'F', '5949', '3693', 'A', '511', 'w', 'r'], [7041, 'V', 2709, 'p', 2013, 3111, '3853', 'F', '5949', '3693', 'A', '511', 'z', 'l', 3273, 8723, 9353]