In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['a', 'v', 'M', 'm', 2007, 9439, 'z', 'p', 3205, 't', 2313, 'I', 'w', 'G', '7137', '2843', 'Z', '2783', '1747', '1223', '3509', '2457', '2589', 'G', 'V', 'l', '5027', 'v', 'Y', '9979', '8267', 'C', 'V', '3067', 'z', '3277', 'N', 1261, 6675, 5147, 'y', 51, 'K', 2633], [937, 'e', 'L', 2175, 1619, 9635, 8259, 8749, 3099, 'R', 'N', 'k', 9923, 'T', 'S', 'H', 6347, 'N', 9167, 'l', 's', 6979, 'I', 'w', 'G', '7137', '2843', 'Z', '2783', '1747', '1223', '3509', '2457', '2589', 'G', 'V', 'l', '5027', 'v', 'Y', '9979', '8267', 'C', 'V', '3067', 'z', '3277', 'e', 'U', 'h', 'T', 445, 4699, 9047, 'i', 'O', 'b', 'T', 3725, 'Y', 1623, 7671, 's', 'q', 'W', 'p', 2293]