In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: [6183, 4797, '4489', 'H', '1839', 'C', '5943', 'D', '2243', 'v', 'R', '2369', '653', 'Z', '4951', 'o', '5709', 'E', '6715', 'E', 'O', 'd', '9889', 'I', 'L', 'f', 2015], ['U', 'Z', 'q', 583, 'T', 'L', 5311, 'L', 't', 'A', 'W', 6061, 9623, 'x', '4489', 'H', '1839', 'C', '5943', 'D', '2243', 'v', 'R', '2369', '653', 'Z', '4951', 'o', '5709', 'E', '6715', 'E', 'O', 'd', '9889', 'I', 'q', 'X', 9877, 8877, 'R', 5899]

Answer: 4489, H, 1839, C, 5943, D, 2243, v, R, 2369, 653, Z, 4951, o, 5709, E, 6715, E, O, d, 9889, I


Question: ['g', 305, '8447', 'K', 'y', 'D'], [2445, 5519, '8447', 'K', 't', 'l']

Answer: 8447, K


Question: ['x', 'Y', 'l', 'f', '119', 'M', 'O', 229, 'b'], [2349, 167, 'f', '119', 'M', 'a', 8497, 2721]

Answer:
f, 119, M