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

['q', 6247, 7691, 'M', 'i', 3857, 'J', '249', 'j', '3315', 'Y', 'q', 'K', 'B', 'h', 'M', 'i', '3947', '8559', '1833', 'q', 'x', '1469', '7579', '421', 'F', 'y', 'c', '9043', 'r', 'N', 'O', 'N', 'Z', 'a', 8713, 'a', 2717, 'y', 'l', 't', 1815, 9507, 1713, 'N'], ['Z', 7463, 6215, 'r', 43, 'h', 3841, 9317, 'J', 'x', 6735, 'b', '249', 'j', '3315', 'Y', 'q', 'K', 'B', 'h', 'M', 'i', '3947', '8559', '1833', 'q', 'x', '1469', '7579', '421', 'F', 'y', 'c', '9043', 'r', 'N', 'O', 'N', 'Z', 'Q', 'c', 'B', 9989, 'd', 875, 1185, 7121, 5559, 'k', 2289]
249, j, 3315, Y, q, K, B, h, M, i, 3947, 8559, 1833, q, x, 1469, 7579, 421, F, y, c, 9043, r, N, O, N, Z

[7087, 4471, 'P', 'W', 'C', '6301', 'T', '6625', '9345', '4471', '4385', 'H', 'K', 'r', 'Z', 'O', 'y', 'm', 7683, 1493, 'F', 4293, 'z'], [1607, 8143, 'F', 5435, 8723, 'x', 'C', '6301', 'T', '6625', '9345', '4471', '4385', 'H', 'K', 'r', 'E', 1241]
C, 6301, T, 6625, 9345, 4471, 4385, H, K, r

[6317, 7341, 'D', 'U', 'h', 'w', 1301, 453, 'w', 'Q', 'o', 'j', 'Y', 'k', 'v', 'Y', 'v', 'k', 'G', 'q', 'f', 'h', 'a', 't', '6107', 'C', '4071', '9101', '4051', 'E', 'V', 'd', 'J', 'K', 5173, 'W', 'b', 799, 8409], [8965, 4941, 301, 'k', 5305, 'E', 837, 3005, 1437, 7567, 641, 671, 1419, 'n', 7989, 'P', 773, 7247, 5861, 'y', 'w', 'Q', 'o', 'j', 'Y', 'k', 'v', 'Y', 'v', 'k', 'G', 'q', 'f', 'h', 'a', 't', '6107', 'C', '4071', '9101', '4051', 'k', 1845, 9083, 'w', 'g', 6057, 2381, 'J', 'g', 713, 1023, 'D', 'j', 'N', 7163, 'c', 9707, 2775, 6431]

w, Q, o, j, Y, k, v, Y, v, k, G, q, f, h, a, t, 6107, C, 4071, 9101, 4051