In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3507, 1767, 9889, 5619, 'G', 2781, 'x', 'x', 7059, 2295, 8925, 8033, '4307', '9209', '8561', '379', 'u', 'J', 'K', 'E', 'R', 'E', '6217', '5411', 's', '4983', '3543', 'T', 'M', 'W', 'F', 'L', '8223', 'i', 1355, 8521, 5925, 'M', 325, 3061, 4955, 'y', 'E', 8195, 'K', 'e', 'T', 5517, 'T', 'E', 4019, 3763, 2067], ['E', 3607, 5687, 'h', 'G', 'G', 8735, 'H', '4307', '9209', '8561', '379', 'u', 'J', 'K', 'E', 'R', 'E', '6217', '5411', 's', '4983', '3543', 'T', 'M', 'W', 'F', 'L', '8223', 'F', 2777, 'm', 'a', 'W', 1053]