In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['w', 'G', 5855, 'v', 'J', 'C', '2427', 'P', '6707', 'B', '6033', '6777', 'u', '925', 't', '913', 'W', '4469', 'c', '8691', '1215', 'G', '6655', 'u', '6599', '3989', 'Y', 'i', '4995', 'r', 'p', 'q', 6127, 'W'], [3069, 'v', 'b', 'g', 6275, 5339, 'b', 'v', '2427', 'P', '6707', 'B', '6033', '6777', 'u', '925', 't', '913', 'W', '4469', 'c', '8691', '1215', 'G', '6655', 'u', '6599', '3989', 'Y', 'i', '4995', 'U', 1007, 307, 693, 'H', 8703, 3833, 'o', 4607, 1803, 'R', 'T']