In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['r', 'y', 1455, 'v', 631, 'q', '5453', '9015', '1127', 'R', 'B', '5487', 'M', '7325', 'L', 'D', '2897', 'z', '7191', '3383', 'E', 't', 't', '963', '2363', '3641', '9827', '6879', '3917', 'm', 'Y', 'w', 'T', 'v', 'v', '3263', 'f', 1003, 'E', 't'], ['r', 5091, 'e', 'i', 'L', 'x', 'D', 'q', 'z', 'M', 707, 'N', 'f', '5453', '9015', '1127', 'R', 'B', '5487', 'M', '7325', 'L', 'D', '2897', 'z', '7191', '3383', 'E', 't', 't', '963', '2363', '3641', '9827', '6879', '3917', 'm', 'Y', 'w', 'T', 'v', 'v', '3263', 'F', 4349, 3915, 6951, 7337, 7671, 3435, 9177, 'G', 'h', 'Q', 'j', 'v', 'q']