In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['K', 'd', 8513, '229', '5261', '1183', '6767', '1083', '1265', '1339', 'h', 'M', 'l', 'S', 6973, 361, 4353, 'I', 'C'], ['G', 'S', 1811, 'c', 'O', 'T', 2513, 6705, 'V', '229', '5261', '1183', '6767', '1083', '1265', '1339', 'h', 'M', 'p', 'b', 3889, 8947, 'U', 'e', 9699]