In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[953, 'l', '1329', '527', '6257', 'v', '5461', 'F', 't', 3373, 'r'], ['v', 'P', '1329', '527', '6257', 'v', '5461', 'h', 5517, 'Z', 'y', 5061]