In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9037, 'F', 5443, 'T', 2233, 'r', 'Y', '5403', '7745', 'R', '2413', 'S', 'r', 4181, 'D', 8943, 123], [6685, 'n', 'T', 'r', 'Y', '5403', '7745', 'R', '2413', 'G', 3705]