In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['I', 'e', 263, 5227, 597, '3747', '4425', 'E', 'z', '983', '4273', '4101', 'Z', 'd', '761', 's', 'G', 1889, 'Y', 1243, 'k', 7593, 8189, 'P'], ['X', 4263, 'F', 'q', 'k', 'N', 'f', 'r', 177, '3747', '4425', 'E', 'z', '983', '4273', '4101', 'Z', 'd', '761', 'c', 6353, 465]