instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
['i', 6139, 'B', 'z', 'A', 7029, 'r', 'l', 'N', 'J', '7029', 'l', 'm', 'F', 1251], ['d', 9233, 543, 5455, 8707, 'r', 'l', 'N', 'J', '7029', 'l', 'm', 'r', 4751]
answer:
r, l, N, J, 7029, l, m


question:
[1527, 6311, 8927, 8605, 'v', '3541', 'b', '9641', '1093', '2649', 'H', '3821', '4251', 'K', 'L', 'J', '5301', '9463', 'z', '1403', 'O', 2283, 'g', 5991, 'B', 'n', 3997, 'G', 8425, 5409, 4395], ['P', 9991, 8325, 'b', 'u', 'v', '3541', 'b', '9641', '1093', '2649', 'H', '3821', '4251', 'K', 'L', 'J', '5301', '9463', 'z', '1403', 'J', 6627, 4667, 4387, 881, 8195, 'G']
answer:
v, 3541, b, 9641, 1093, 2649, H, 3821, 4251, K, L, J, 5301, 9463, z, 1403


question:
[991, 1537, 'l', '3809', 'S', '2721', '1877', 's', 'y', 3823], [6893, 'R', 2331, 6457, 4055, '3809', 'S', '2721', '1877', 's', 'H', 'p', 't', 'c']
answer:

3809, S, 2721, 1877, s