instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
['n', 'R', 'h', 'L', 1957, 4229, 8597, 'g', 7203, '5573', 'I', '4391', '8309', '9447', 'F', 'n', '9049', 'H', 'C', 'E', '5153', 'r', 'X', 'w', 's', 'm', '8763', '6167', 'a', 'z', '861', 'd', '9999', '4707', 'f', 3093, 5017, 3929, 'A', 'M', 'J', 'n', 'v', 'm', 'k', 'G', 'N', 'G'], [8845, 6415, 'K', 4833, 2559, 6655, 6625, 'Q', 'F', 167, 'M', 'F', 2083, 6403, 'n', 1243, 7381, 6323, 7507, 'y', 'p', 'W', '5573', 'I', '4391', '8309', '9447', 'F', 'n', '9049', 'H', 'C', 'E', '5153', 'r', 'X', 'w', 's', 'm', '8763', '6167', 'a', 'z', '861', 'd', '9999', '4707', 'S', 'Q', 7251, 'U', 4743, 'Q', 'm', 6307, 6989, 'd', 'D', 'U', 'T', 'f', 9737, 'u']
answer:
5573, I, 4391, 8309, 9447, F, n, 9049, H, C, E, 5153, r, X, w, s, m, 8763, 6167, a, z, 861, d, 9999, 4707


question:
['o', 5261, 'R', 8999, 'G', 1965, 3921, 9539, 5343, 'c', 6119, '4617', '7787', 'P', '295', 'U', '1429', '7667', 'G', '8607', 'R', '7375', 'E', 'R', 'S', 6387, 'u'], ['B', 'X', 319, 1715, '4617', '7787', 'P', '295', 'U', '1429', '7667', 'G', '8607', 'R', '7375', 'E', 'R', 'T', 'Q', 3169, 'x', 'L', 'Q', 1161, 5639]
answer:
4617, 7787, P, 295, U, 1429, 7667, G, 8607, R, 7375, E, R


question:
[8421, 'R', 'k', 8603, '7473', 'W', '9531', 'U', 'P', 'k', 'X', 'c', 5305, 'E', 1553, 659], [7009, 'z', 1095, 'i', 'f', '7473', 'W', '9531', 'U', 'P', 'k', 'I', 'C', 6103, 9255, 9267, 9773]
answer:

7473, W, 9531, U, P, k