instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
[5703, 'd', 2573, 'V', 9273, '7133', 'O', '6191', '6151', '5017', 'c', 'b', '1721', 'Z', 'J', 'C', 'O', 6077, 1125, 1345, 8989], ['f', 59, 8449, 5387, 8075, 9721, 5271, '7133', 'O', '6191', '6151', '5017', 'c', 'b', '1721', 2375, 3141, 'Z', 'Y', 'N']
answer:
7133, O, 6191, 6151, 5017, c, b, 1721


question:
[9945, 'B', 'P', 1687, 1255, 'E', 769, 2539, 'W', '9795', 'y', '1335', 'H', '999', '5451', 'V', '1087', 'e', 'H', '7027', '7313', 'v', '1101', 'j', 'Q', '2191', '8039', '1239', 'I', 'S', 'M', 'P', '4387', '4795', 'X', 'l', 'G', 'w', 'E', 'G'], [1097, 3119, 'V', 'i', 'v', 'W', '9795', 'y', '1335', 'H', '999', '5451', 'V', '1087', 'e', 'H', '7027', '7313', 'v', '1101', 'j', 'Q', '2191', '8039', '1239', 'I', 'S', 'M', 'P', '4387', '4795', 'X', 'l', 'O', 7411, 'y', 'H', 7657, 2977, 'T', 'R', 265, 6097, 'g', 'a', 'R', 3391, 'd', 6175, 'm', 143, 4285, 5701, 2557, 'f']
answer:
W, 9795, y, 1335, H, 999, 5451, V, 1087, e, H, 7027, 7313, v, 1101, j, Q, 2191, 8039, 1239, I, S, M, P, 4387, 4795, X, l


question:
[5199, 8133, '4683', 'U', '7603', '8689', 'S', 'y', 'h'], ['M', 3937, 'Y', 'O', '4683', 'U', '7603', '8689', 'b', 'b']
answer:

4683, U, 7603, 8689