In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

[EX Q]: [6971, 'd', 'J', 'p', 'F', 5463, 'F', 'P', 1897, 'J', 'O', 'j', 'H', 'y', '3659', '9455', 'P', '9829', 'm', 'Q', 7829, 'C', 5311], ['E', 'R', 'H', 217, 'J', 'O', 'j', 'H', 'y', '3659', '9455', 'P', '9829', 'm', 'T', 5849, 1449]
[EX A]: J, O, j, H, y, 3659, 9455, P, 9829, m

[EX Q]: [6507, 8623, 6879, '1327', '6971', 'd', 'A', 3663, 7831], [1711, 4751, 3479, '1327', '6971', 'd', 'u', 1771]
[EX A]: 1327, 6971, d

[EX Q]: ['W', 'k', 9401, 4263, 'i', '8055', '8755', '1569', 'q', 'J', '9751', 'j', 4705, 7249, 2437], ['e', 'L', 3785, 'F', 'Z', 'b', 'K', 'i', '8055', '8755', '1569', 'q', 'J', '9751', 'q', 8525, 963, 'V', 'c', 'l']
[EX A]:
i, 8055, 8755, 1569, q, J, 9751