In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: ['l', 8391, 7237, 'j', 5061, '1867', 'R', '5053', 'H', 'R', 'd', 'K', 8013, 'H'], ['H', 7623, '1867', 'R', '5053', 'H', 'R', 'd', 'e', 3679, 'd', 'M', 'j']

Answer: 1867, R, 5053, H, R, d


Question: ['Q', 'N', 'm', 'L', 2015, 'W', 'D', 'd', 'c', 'Q', 'I', 'N', 'W', 'j', 'A', 6921, 'X', 'H', 'N', 'l', 'U', 'p', '4397', 'X', '1559', '167', 'i', '8689', '9273', 'J', 'r', 'a', 'K', '5511', 'R', 'z', 'T', 'f', 'V', 'E', 'V', 6753, 'z', 2281, 'Y', 7397, 115, 3973, 8083, 6475, 'L', 'z', 5969, 3581, 'm', 3171, 3211], ['R', 5629, 'k', 3959, 'R', 'O', 'U', 'V', 'N', 'o', 3345, 'P', 4317, 'M', 'g', 8331, 'v', 'T', 'R', 'Y', 'X', 'H', 'N', 'l', 'U', 'p', '4397', 'X', '1559', '167', 'i', '8689', '9273', 'J', 'r', 'a', 'K', '5511', 'R', 'z', 'T', 'f', 'r', 'u', 9505, 3363, 4823, 'w', 'i', 'B', 'Q', 'Y', 'H', 'R', 2991, 's', 'U', 5579, 'C', 'F', 'E', 'j', 'P']

Answer: X, H, N, l, U, p, 4397, X, 1559, 167, i, 8689, 9273, J, r, a, K, 5511, R, z, T, f


Question: ['B', 8437, 'x', 5195, 'd', 867, 'S', 6455, 8815, 6045, 8055, 'y', 8849, 5767, 'Y', 9075, 6201, 'y', 7391, 'i', '5721', 'Z', '3399', '1319', 'S', 'A', 'V', 'y', '4047', '3225', 'Q', 'T', 'u', '8033', 'p', 'H', '9693', 'o', '8549', '1739', 'P', '2305', 'F', 'U', 'Z', 'U', 'z', 'G', 'd', 7715, 'b', 4117, 'k', 'K'], [8167, 6259, 4233, 't', 2729, 2545, 'Q', 8609, 'l', 'y', 3787, 155, 3997, 'l', 'd', 479, 5257, 2845, 2825, 'Y', 'e', 7195, 4653, 2499, 'I', 'k', '5721', 'Z', '3399', '1319', 'S', 'A', 'V', 'y', '4047', '3225', 'Q', 'T', 'u', '8033', 'p', 'H', '9693', 'o', '8549', '1739', 'P', '2305', 'F', 'U', 'Z', 'U', 'z', 'G', 'k', 'Z', 2951, 2807]

Answer:
5721, Z, 3399, 1319, S, A, V, y, 4047, 3225, Q, T, u, 8033, p, H, 9693, o, 8549, 1739, P, 2305, F, U, Z, U, z, G