In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

Q: ['B', 'r', 5629, 4409, 7197, 'N', 'x', 'I', '6145', 'i', 'Q', '1033', '2945', 'K', '4931', 'y', 6505, 9149, 'E', 3067, 819], [2523, 'f', 2623, 'I', '6145', 'i', 'Q', '1033', '2945', 'K', '4931', 'a', 5449, 9193, 6325, 'i', 6901, 'E']

A: I, 6145, i, Q, 1033, 2945, K, 4931
****
Q: [5307, 'b', 'I', '9451', 'W', 7941], [8087, 'U', 'I', '9451', 'g', 'I']

A: I, 9451
****
Q: [2449, 'h', 'F', 2217, 'G', 2655, 'k', 'Y', '8427', '2933', 'x', '2689', '9305', 'L', '9263', '2671', 'q', 9553, 4023, 127], [849, 7901, 'd', '8427', '2933', 'x', '2689', '9305', 'L', '9263', '2671', 'r', 'A', 'F']

A:
8427, 2933, x, 2689, 9305, L, 9263, 2671
****