In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6211, 'V', 'd', 589, 'f', 'x', '6685', 'S', 'R', 'u', '9399', '8897', 'T', '3487', '5277', '8005', 'w', 'L', 'q', 'R', 'L', 'g', 6071, 4619, 1415, 'h'], ['q', 4677, 4927, 6959, 3793, 'P', 'a', 7239, 6695, 'j', 2205, 'X', 'X', 'f', 'x', '6685', 'S', 'R', 'u', '9399', '8897', 'T', '3487', '5277', '8005', 'w', 'u', 3351, 'h', 783, 'M', 2515, 'Y', 'd', 8239, 'D', 6663, 8901]