In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['F', 7251, 9053, '8759', 'T', '8875', '2679', 'B', '1201', 'L', 'F', 8901, 'm', 683], [127, 'b', 8179, 9243, 'x', '8759', 'T', '8875', '2679', 'B', '1201', 'k', 7015, 'P', 'J', 'o', 'w']