In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[9091, 'G', 'H', 2523, 'T', '8717', '8005', '1159', 'r', '9995', 'K', '9295', 'i', 'I', 'x', 'r'], [81, 3921, 'T', '8717', '8005', '1159', 'r', '9995', 'K', '9295', 'i', 'I', 'l', 1335, 'E', 'Z', 'N']