instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
[6551, 'm', 4517, 'K', 9519, 'N', 6797, 'A', 'a', 5043, 2961, 1305, 'J', 'M', 'g', 5639, 6235, '9717', '6917', '7949', 'e', '2855', 'V', '4493', 'G', '375', 'e', '9909', 'J', 't', 'N', '4535', '9963', '8917', 'W', 'P', 'd', 9867, 6599, 'W', 'N', 4217, 'c', 5009], ['t', 9641, 7799, '9717', '6917', '7949', 'e', '2855', 'V', '4493', 'G', '375', 'e', '9909', 'J', 't', 'N', '4535', '9963', '8917', 'W', 'U', 'f', 8123, 'U', 3339, 4751]
answer:
9717, 6917, 7949, e, 2855, V, 4493, G, 375, e, 9909, J, t, N, 4535, 9963, 8917, W


question:
[8769, 8805, 'W', 'a', 'l', '9061', 'b', 'A', 'D'], [3199, 'o', 'm', 'a', 'l', '9061', 'b', 'v', 'g']
answer:
a, l, 9061, b


question:
[8095, 493, 'S', 'y', 'g', '3823', 'Y', '9997', 's', '4361', 'R', '2905', 'X', 'F', 'b', 'g', 4509, 'U', 'f', 'x'], ['o', 2397, 977, 'H', 'W', 'B', 'H', 'W', '3823', 'Y', '9997', 's', '4361', 'R', '2905', 'X', 'i', 'P', 7583, 'P', 'A']
answer:

3823, Y, 9997, s, 4361, R, 2905, X