In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['w', 'a', 'O', 437, 'T', 'W', '341', 'S', '511', '3357', '9413', 'T', 'h', '4741', 'v', 'J', '701', '7011', '8145', '3503', 'W', '4433', 'x', 'e', 8473, 1803, 'T', 1877, 'F', 5955, 3903, 4169, 6965, 6813, 7229, 'Z'], ['l', 9915, 'D', 7803, 'V', 'q', 'w', 9921, 5163, 'd', 4851, 2459, 'C', 'Y', 8047, 'r', 4891, 'Y', 'T', 'W', '341', 'S', '511', '3357', '9413', 'T', 'h', '4741', 'v', 'J', '701', '7011', '8145', '3503', 'W', '4433', 'x', 'C', 7177, 'z', 7907, 'b', 'Z', 'f', 'K', 'b', 5519, 3137, 'M', 9099, 1719, 989, 'd', 'T']