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

[3299, 9737, 'M', 'P', 'H', '6993', '7079', 'k', 'u', 'k', '2129', 'm', 'l', '7993', 'i', '3657', 'u', 'u', 'Z', 'O', 'c', '7045', '8071', 'z', 'P', '7919', 'F', 4343, 'E', 'S', 'R', 'w', 'c', 2571, 9369, 8565, 6599], ['z', 4799, 'J', 'G', 'z', 2263, 8619, 'Y', 'I', 'b', 'K', 'l', 7535, 'm', 'i', 2287, 4413, 189, '6993', '7079', 'k', 'u', 'k', '2129', 'm', 'l', '7993', 'i', '3657', 'u', 'u', 'Z', 'O', 'c', '7045', '8071', 'z', 'P', '7919', 'T', 6699, 7547, 9497, 'K', 3003, 165, 5157, 'b', 7321, 'V', 6099, 6161]
6993, 7079, k, u, k, 2129, m, l, 7993, i, 3657, u, u, Z, O, c, 7045, 8071, z, P, 7919

[5307, 'b', 'I', '9451', 'W', 7941], [8087, 'U', 'I', '9451', 'g', 'I']
I, 9451

[4947, 429, 1921, 7655, '4005', 'D', '4803', '7547', '3173', '6217', '8351', '9067', 'H', 'i', '8817', 'd', '6977', '1117', 'i', '2981', 'o', '1471', '2951', 'j', 2097, 1207, 'b', 'g', 6781, 2461, 1971], ['J', 'K', 'Y', 'h', 2977, 7757, 8339, 881, 4323, 3, 'g', 'T', '4005', 'D', '4803', '7547', '3173', '6217', '8351', '9067', 'H', 'i', '8817', 'd', '6977', '1117', 'i', '2981', 'o', '1471', '2951', 7839, 'D', 'w', 7861, 117, 'o', 'z', 205, 'Q', 8725, 7355, 'V', 'C']

4005, D, 4803, 7547, 3173, 6217, 8351, 9067, H, i, 8817, d, 6977, 1117, i, 2981, o, 1471, 2951