In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['F', 'X', 3893, 'Z', 'T', '9371', '9259', 'R', 'A', 'q', 5453, 'H', 'l'], ['T', 'a', 5821, 'q', 'u', 'Z', 'T', '9371', '9259', 'R', 'E', 185]