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

['i', 6139, 'B', 'z', 'A', 7029, 'r', 'l', 'N', 'J', '7029', 'l', 'm', 'F', 1251], ['d', 9233, 543, 5455, 8707, 'r', 'l', 'N', 'J', '7029', 'l', 'm', 'r', 4751]
r, l, N, J, 7029, l, m

['X', 9737, 6673, 165, 5345, 'F', 'I', 'X', 2467, 'X', 'I', 'b', 'Q', 'z', 'v', '3523', '4717', 'a', 'A', 'Q', '5235', '1399', 's', '5195', '1327', 'd', 'n', 'E'], [9725, 'G', 121, 'U', 2663, 'I', 'J', 2523, 'S', 'n', 'I', 'b', 'Q', 'z', 'v', '3523', '4717', 'a', 'A', 'Q', '5235', '1399', 's', '5195', '1327', 'O', 2705, 5041, 8019, 'P']
I, b, Q, z, v, 3523, 4717, a, A, Q, 5235, 1399, s, 5195, 1327

['a', 8999, 'W', 'h', 3155, 1477, 'S', 'h', 'O', 3767, 'm', 'V', '1683', '3291', 'v', '1729', '1525', '2583', '4925', 'J', '6677', 'Q', '569', 'e', 'N', 'm', '953', '5657', '799', '5713', 'Y', 7661, 2571, 'l', 1417, 8465, 2495, 'A', 8501, 8829, 'j', 'S'], ['d', 'k', 'l', 9587, 'V', 6199, 'q', 'o', 'g', 1397, 'F', 2089, 1525, 3917, 's', 'B', 'L', 2397, 5323, 'm', 'V', '1683', '3291', 'v', '1729', '1525', '2583', '4925', 'J', '6677', 'Q', '569', 'e', 'N', 'm', '953', '5657', '799', '5713', 'H', 8469, 7929, 'b', 4331, 'z']

m, V, 1683, 3291, v, 1729, 1525, 2583, 4925, J, 6677, Q, 569, e, N, m, 953, 5657, 799, 5713