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

[7409, 'l', 'h', '6739', '5187', 'K', 'D', '7539', '5609', 'x', 'p', 'S', 'j', 'j', '3077', '6081', 'd', '61', '2871', 's', 'J', 'M', 'Q', 'R', 5567, 'p', 'L'], [2329, 5573, 'N', 't', 3213, 9107, 9337, 79, 1607, 'J', 'y', 'g', 's', 'h', 4251, 'L', 3147, '6739', '5187', 'K', 'D', '7539', '5609', 'x', 'p', 'S', 'j', 'j', '3077', '6081', 'd', '61', '2871', 's', 'x', 'Q']
6739, 5187, K, D, 7539, 5609, x, p, S, j, j, 3077, 6081, d, 61, 2871, s

[2037, 'z', 'w', 7693, 'M', 'W', 'Y', 'G', 'U', 2483, 'l', 2629, 'F', '6973', 'w', 'D', 'z', 'z', 'Y', 'm', '6417', '927', 'X', 'N', 'L', '6511', '8401', 'A', 1945, 5937, 7887, 'j', 6615, 'O', 3925, 7455, 319, 'A', 6973], ['q', 'N', 'V', 'S', '6973', 'w', 'D', 'z', 'z', 'Y', 'm', '6417', '927', 'X', 'N', 'L', '6511', '8401', 'v', 'J', 'j', 'w']
6973, w, D, z, z, Y, m, 6417, 927, X, N, L, 6511, 8401

[1025, 7339, 'o', '5857', '2977', 'W', '3221', '6267', 'g', 'o', 'R', 'c', 9539, 3857], [4597, 'K', 'o', '5857', '2977', 'W', '3221', '6267', 'g', 'o', 'R', 'm', 'q', 7785, 559, 'L', 'u', 'e']

o, 5857, 2977, W, 3221, 6267, g, o, R