In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5987, 7615, 's', 5837, 3797, '2601', '6761', 'q', 'b', '2409', 'E', 's', 7121, 'i'], [4503, 'P', 4817, 6173, 8045, '2601', '6761', 'q', 'b', '2409', 'w', 'K', 9025]