In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['c', 'F', 8907, 9057, 'G', 'V', 889, '2325', 'v', '1197', 'P', '559', 'v', '5733', 'L', '5855', 'n', 'F', 'u', 'F', 9871, 6827, 6067, 'g', 6425, 'b', 7631, 'i', 'F'], ['q', 4117, 8989, '2325', 'v', '1197', 'P', '559', 'v', '5733', 'L', '5855', 'n', 'F', 'u', 'N', 'u', 'Y', 8257, 'k', 'l', 'T', 9433, 'f']