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

['d', 2317, 'y', 8487, 'r', 4789, 5525, '3961', '1747', 'v', '7423', '847', 'a', '4969', 'T', 'L', '5383', 'W', 'U', 5749, 9533, 'T', 'Z', 'x'], [1401, 'F', 9303, 'w', 4629, 9053, 'k', 7351, 1261, '3961', '1747', 'v', '7423', '847', 'a', '4969', 'T', 'L', '5383', 'o', 'q']
3961, 1747, v, 7423, 847, a, 4969, T, L, 5383

[4043, 'H', 'i', 'P', 'l', 4101, 5503, '5275', '3425', 'c', 'u', 'M', 'R', 'A', 'f', '7407', '3805', '1547', '1077', 'P', '7387', 'z', 'g', '9607', '299', '9561', '1203', '3189', 'h', 'N', 5083, 'z', 9883, 7117, 'D', 'B', 'b', 'Z', 483, 1565, 'N', 8227, 8593, 7323, 4913, 'H', 1479], ['B', 'A', 'N', 921, 'D', 'F', 1033, 1657, 'o', 9311, 8003, 'X', 3383, 4519, 'b', '5275', '3425', 'c', 'u', 'M', 'R', 'A', 'f', '7407', '3805', '1547', '1077', 'P', '7387', 'z', 'g', '9607', '299', '9561', '1203', '3189', 'h', 'p', 'C', 'j', 1835, 'b', 'm', 'H', 'n', 'a', 'h', 'Z', 'E', 5271, 467, 5481]
5275, 3425, c, u, M, R, A, f, 7407, 3805, 1547, 1077, P, 7387, z, g, 9607, 299, 9561, 1203, 3189, h

[6017, 2811, '8157', '9625', 'P', 3629], [7857, 1357, '8157', '9625', 'z', 'z']

8157, 9625