In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['K', 7023, 3, 3205, 2999, 4671, 'Z', 8089, 'T', 1327, 'k', 5919, 'J', 'S', '3405', 'G', 'u', 'K', 'G', '6939', 'k', 'a', 'l', 't', '7995', 'p', '2439', 'c', 'p', 'D', 'k', '8961', 'q', '1477', 'J', 'K', 'r', 'H', 7075], ['r', 'b', 7429, 7971, 9787, 2363, 'i', 'E', 7039, 'P', 'S', '3405', 'G', 'u', 'K', 'G', '6939', 'k', 'a', 'l', 't', '7995', 'p', '2439', 'c', 'p', 'D', 'k', '8961', 'q', '1477', 'J', 'Z', 3127, 4813]