instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
['i', 2711, 6903, 1929, 2863, 'b', 5091, 'C', 'g', 'O', '3689', 'B', '6851', '605', '811', '8847', 'a', '3649', '5787', 'B', '6611', 'S', 'M', 5859, 'C', 7687, 'N', 1227, 5881, 8139, 'L', 'u', 1299], [4083, 2455, 'q', 'L', 3689, 'l', 'd', 9587, 'I', 'N', 'O', '3689', 'B', '6851', '605', '811', '8847', 'a', '3649', '5787', 'B', '6611', 'S', 'V', 7521, 'F', 3951, 'm', 'E']
answer:
O, 3689, B, 6851, 605, 811, 8847, a, 3649, 5787, B, 6611, S


question:
[6135, 2759, 'f', 8389, 9699, 'T', '93', '9827', 'H', 'K', '5191', 'x', '7725', 'b', '8147', 'o', '7759', '8341', '8771', 'k', '4717', 't', 'w', 'E', 8375, 2917], ['V', 'C', 'g', 'Y', 3903, 6561, 'a', 'N', 1723, 8443, 'Y', 'Q', 'D', 'c', 'j', 5893, 5679, '93', '9827', 'H', 'K', '5191', 'x', '7725', 'b', '8147', 'o', '7759', '8341', '8771', 'k', '4717', 't', 'w', 'D', 8567, 3597, 'e', 2223, 8453, 4659, 9767, 9347, 'x', 5879, 'D', 'T']
answer:
93, 9827, H, K, 5191, x, 7725, b, 8147, o, 7759, 8341, 8771, k, 4717, t, w


question:
[7573, 9571, 9283, 'B', 'x', 'R', 9719, 331, 'W', 'D', 'O', 'W', '9859', 'M', 'I', 'H', 'm', 'K', 'g', 'q', '6617', 'l', '3969', 'X', 'E', 'L', 'H', 'I', 'M', 'u', 'v', 'V', 'b', 8599, 3729, 6137, 5699, 6833, 'U', 7041, 3121, 8255, 5209, 'e', 8171, 5693, 'H', 1525], [3217, 'L', 5967, 2839, 'I', 'b', 'O', 8061, 6793, 'D', 'O', 'L', 'D', 'O', 'W', '9859', 'M', 'I', 'H', 'm', 'K', 'g', 'q', '6617', 'l', '3969', 'X', 'E', 'L', 'H', 'I', 'M', 'u', 'S', 7527, 2675, 6933, 4769, 'h', 9163, 'C', 'w', 'd', 'X', 9919]
answer:

D, O, W, 9859, M, I, H, m, K, g, q, 6617, l, 3969, X, E, L, H, I, M, u