In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[8273, 'z', 'I', 1593, 'N', 727, '6883', 'W', 'w', '6873', '9771', 'X', '7027', '7025', 't', 'a', '3039', 'i', '4323', 'j', 'A', 'P', 'Q', '9517', '9993', 'q', 'n', 'p', 2037, 2213, 'D', 9831, 7063, 5247, 'X', 'f', 'v'], [1691, 'E', 'd', 6185, 9947, 'y', 4493, 2359, 4125, 'h', 'U', 9153, 'm', 'l', 5603, 9525, 'o', 1641, 'y', '6883', 'W', 'w', '6873', '9771', 'X', '7027', '7025', 't', 'a', '3039', 'i', '4323', 'j', 'A', 'P', 'Q', '9517', '9993', 'K', 2391, 5895, 'z', 'n', 'J', 5641, 851, 5003, 'B', 3413, 2275, 'y', 'T']