In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6913, 3103, 'F', 'a', 'C', 'G', 8697, 3683, 'l', '4203', 'v', '2277', '10027', '1635', '5307', '3465', 'M', 'G', '5411', 'E', 'p', 'f', 'p', 'V', '529', '3877', 'v', 'C', 'f', '2207', 'E', 'O', 'E', 'R', 'A', 'z', 'O', 'Y', 3641, 'A', 7783, 'q'], [1473, 10031, 7945, 'I', 5933, 'F', 6971, 'n', 6381, 'X', 'd', 4421, 'J', 'f', 'T', 'E', 'N', 'G', 5113, 'I', 'P', 2123, 6919, 5989, '4203', 'v', '2277', '10027', '1635', '5307', '3465', 'M', 'G', '5411', 'E', 'p', 'f', 'p', 'V', '529', '3877', 'v', 'C', 'f', '2207', 'E', 'O', 'E', 'R', 'A', 'v', 'C', 6413, 8813, 2213, 'u', 2695, 'f', 1431, 's', 7959, 'I', 'v', 'i']