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

[3937, 1627, 'q', 'C', 8511, 'j', 'J', 1695, 'g', '3327', '5213', 'P', '811', 'b', '2179', '6689', 'T', '8243', '1163', '5383', '1561', 'N', '3507', 'B', 'q', 'Q', 'k', '703', 'o', 5865, 'j', 7261, 651, 'X'], ['L', 'Y', 1473, 'F', 'K', 'Z', 'g', '3327', '5213', 'P', '811', 'b', '2179', '6689', 'T', '8243', '1163', '5383', '1561', 'N', '3507', 'B', 'q', 'Q', 'k', '703', 'I', 'm']
g, 3327, 5213, P, 811, b, 2179, 6689, T, 8243, 1163, 5383, 1561, N, 3507, B, q, Q, k, 703