In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6153, 'm', 201, 5075, 'P', 9419, 'h', 7115, 5861, 197, 'T', 1249, 'r', 'B', '2143', 'S', 'k', 's', '241', 'h', 'p', 'o', '9703', 'H', 'T', '3431', 'f', 'Z', '6717', '5921', 'f', '7891', 'U', 151, 9175, 'j', 6333, 'w', 'x', 2275, 'l', 'n', 'N', 3489, 'l'], ['v', 3387, 813, 3853, 'F', 'd', 1599, 'V', 'v', 8425, 9925, 'B', '2143', 'S', 'k', 's', '241', 'h', 'p', 'o', '9703', 'H', 'T', '3431', 'f', 'Z', '6717', '5921', 'f', '7891', 'j', 6049]