instruction:
In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
question:
[9673, 'V', 'q', 8183, 4703, '9707', 'Y', '7685', 'o', 'b', 'a', 'g', 'R', '551', 'W', 'Q', 1263, 'd', 'S'], [3777, 'a', 't', 'b', 'P', 'L', 3443, 6611, 1651, 'G', '9707', 'Y', '7685', 'o', 'b', 'a', 'g', 'R', '551', 'W', 'E', 'y', 'U']
answer:
9707, Y, 7685, o, b, a, g, R, 551, W


question:
[2799, 'R', 's', '9885', 's', 'c', '7143', 'H', '445', 'F', 9229, 'B', 5169, 'T', 's'], [109, 'u', 'f', 2303, 1495, 5041, '9885', 's', 'c', '7143', 'H', '445', 'v', 7261]
answer:
9885, s, c, 7143, H, 445


question:
['T', 10015, 'A', 'R', 'I', '6773', 'O', 'K', 3939], [7011, 7615, 'R', 'I', '6773', 'O', 'q', 'A', 'Z']
answer:

R, I, 6773, O