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

[4385, 'a', 2073, 5621, 'A', 'n', 1919, 1673, 'x', 'v', 'v', 'V', 'h', 'J', '671', '3329', 'b', 'B', 'q', 'f', 'l', '6501', '3425', 'b', '3083', '4541', 'Q', 'p', 'z', 't', 'N', 7057, 'd', 'Y', 'f', 3249, 699, 'x', 1555, 'l', 4749], ['b', 'r', 's', 'v', 'v', 'V', 'h', 'J', '671', '3329', 'b', 'B', 'q', 'f', 'l', '6501', '3425', 'b', '3083', '4541', 'Q', 'p', 'I', 'b', 6909, 'U', 5563, 987]
v, v, V, h, J, 671, 3329, b, B, q, f, l, 6501, 3425, b, 3083, 4541, Q, p

[1249, 4091, 'E', 483, 'O', 8427, '5009', 'X', 'Q', '107', 'F', '6119', '4479', 'u', 'o', 'U', '4405', '1737', 'K', 'j', 'B', 'U', 2857, 's'], ['J', 'B', 8825, 9581, '5009', 'X', 'Q', '107', 'F', '6119', '4479', 'u', 'o', 'U', '4405', '1737', 'K', 'j', 'B', 'E', 'e', 'R', 'X', 1739, 'D', 1385, 'e', 6969]
5009, X, Q, 107, F, 6119, 4479, u, o, U, 4405, 1737, K, j, B

['L', 3043, 537, 3955, 3563, 'E', 9541, '5709', 'J', '2119', '3525', 'M', '8297', 'h', 'w', '5711', '8977', '6585', 'F', '9351', 'e', 'V', 'd', '2951', '1727', '1913', 'X', '2321', 'q', '1489', 't', 'R', 9575, 'd', 9077, 'K', 3307, 4895, 'S', 5725, 'X', 1381, 6217, 'U'], [2209, 5965, 39, 'H', 7843, 9421, 7339, 2727, 3113, 'I', 6843, '5709', 'J', '2119', '3525', 'M', '8297', 'h', 'w', '5711', '8977', '6585', 'F', '9351', 'e', 'V', 'd', '2951', '1727', '1913', 'X', '2321', 'q', '1489', 't', 'g', 'Z', 'p', 'n', 'j', 7027, 'B', 6147, 9241, 'K']

5709, J, 2119, 3525, M, 8297, h, w, 5711, 8977, 6585, F, 9351, e, V, d, 2951, 1727, 1913, X, 2321, q, 1489, t