In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[8073, 'k', 'p', 'w', 'a', 'y', 929, 'B', 9809, 2085, 851, 8545, 'B', 'k', 'f', 'h', 'C', 'i', 'p', 'b', 'W', 3975, 'u', 'm', 'V', 4983, '8125', 'B', 'k', '4205', 'o', 's', '6301', 'H', '9587', 'S', 'Y', '1045', 'Q', 'V', '3375', '5181', '8295', '9485', '109', 'I', '4965', '7209', 'A', '3511', '5197', '329', '7537', 'j', 'p', 1541, 3749, 'J', 7967, 'h', 7465, 'U', 'l', 'K', 6659], [6489, 73, '8125', 'B', 'k', '4205', 'o', 's', '6301', 'H', '9587', 'S', 'Y', '1045', 'Q', 'V', '3375', '5181', '8295', '9485', '109', 'I', '4965', '7209', 'A', '3511', '5197', '329', '7537', 'e', 'T', 7547, 3589, 'O', 'r', 'Q', 5993, 'a', 9247, 6247, 'F', 4367, 313, 3001]