In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

[4931, 5661, 8651, 'l', 'd', '9585', 'r', 'U', 'z', '6511', '9443', '2917', 'K', 2179, 5747, 'C'], [3737, 7345, 3921, 'i', 9199, 3269, '9585', 'r', 'U', 'z', '6511', '9443', '2917', 'A', 'd', 185, 'M']
9585, r, U, z, 6511, 9443, 2917

[737, 'z', 4401, 6317, 't', 'B', 3815, 'm', 'G', '8709', '4749', 'J', '8885', 'k', 'Y', '3083', 'X', '8267', 'T', 'A', 'A', '7049', '6681', '6111', 's', 't', 'h', 1687, 'T', 'O', 'A', 'r', 'U', 6703, 'u', 'm', 1571, 'J', 2289, 8279], [5617, 'D', 'p', '8709', '4749', 'J', '8885', 'k', 'Y', '3083', 'X', '8267', 'T', 'A', 'A', '7049', '6681', '6111', 's', 'n', 5571, 8277, 'D', 1885, 7949, 3767, 'o', 'K', 5755, 'v', 9117, 's', 'b']
8709, 4749, J, 8885, k, Y, 3083, X, 8267, T, A, A, 7049, 6681, 6111, s

['T', 'X', '603', '8447', '791', 'X', 'X'], ['t', 'H', 'k', '603', '8447', '791', 'W', 'j', 6907]

603, 8447, 791