In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: [8471, 8309, 'g', 'f', 5019, 'd', 8129, 'r', 'e', 'l', 'B', '7297', 'c', '2785', '919', 'B', '5459', 'L', 5985, 2953, 6897, 'n', 9209, 3281, 'w', 4011, 't'], ['g', 7529, 'q', 6213, 'c', 'l', 6053, 'r', 'e', 'l', 'B', '7297', 'c', '2785', '919', 'B', '5459', 'B', 2159, 7633, 8707]

Answer: r, e, l, B, 7297, c, 2785, 919, B, 5459

Question: ['F', 3199, 9687, 'Y', 'D', 'i', 1221, 6701, 3345, 'D', '6203', '3893', 'W', 'A', 'o', '9143', '4965', '9091', '4113', 'p', 'v', '7373', '1257', '3423', 'K', 935, 2381, 'L', 9625, 3381, 'S', 'N', 't', 7781, 6337, 'e'], ['e', 'p', 133, '6203', '3893', 'W', 'A', 'o', '9143', '4965', '9091', '4113', 'p', 'v', '7373', '1257', '3423', 'f', 7311, 5287, 'J', 'x', 'H', 393]

Answer: 6203, 3893, W, A, o, 9143, 4965, 9091, 4113, p, v, 7373, 1257, 3423

Question: ['d', 3401, 'M', 8785, 3153, 'G', 4133, 7505, 9071, 'N', '7561', 'm', '8733', 'a', 'c', '1817', '7145', 'A', '6593', 'K', 'e', 'N', 'K', 'l', '7185', '9837', '1949', 'n', 'o', 'x', 'N', 5951, 'n', 'D', 'j', 7001, 8401, 'm', 'M', 'b', 'w'], [9675, 'x', 'f', 5813, 'N', '7561', 'm', '8733', 'a', 'c', '1817', '7145', 'A', '6593', 'K', 'e', 'N', 'K', 'l', '7185', '9837', '1949', 'n', 'q', 'z', 'R', 'B', 'n', 'a', 'g', 1791, 1257, 'x', 4785, 1223, 'z', 'g', 'X', 6289, 'H']

Answer:
N, 7561, m, 8733, a, c, 1817, 7145, A, 6593, K, e, N, K, l, 7185, 9837, 1949, n