In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: ['R', 't', 'y', '2887', 'x', 4883], [5691, 9457, 'y', '2887', 'u', 'Y']

Answer: y, 2887


Question: [9677, 4817, 5889, 'w', '9447', 'A', 'g', '4241', 'l', '6431', 'v', 'r', '1925', '1007', '8177', '5627', '7383', '691', 'Z', '7593', 'r', 5945, 2503, 9765, 8527], [1659, 'z', 7571, 'w', '9447', 'A', 'g', '4241', 'l', '6431', 'v', 'r', '1925', '1007', '8177', '5627', '7383', '691', 'Z', '7593', 's', 'f', 7387, 4583, 4393, 'o', 8185, 'Y', 3513]

Answer: w, 9447, A, g, 4241, l, 6431, v, r, 1925, 1007, 8177, 5627, 7383, 691, Z, 7593


Question: ['j', 'Q', 2919, 2195, 'P', 'H', 'r', 'P', 5051, 'Y', 'W', 8151, 3411, 'L', 'v', 'k', 5531, 'm', '789', '421', '5807', '3707', 'h', '4147', 'G', '4797', 'm', 'v', '151', '5001', 'r', '2637', '9981', '4791', 'G', '5173', '5059', 'O', '4437', 'X', 'R', 'g', '1989', 'q', 'i', 'R', 1973, 'm', 3695, 'I', 7909, 'q', 2515, 7659, 'n', 'M', 2121, 4117, 'J', 'Y', 9869, 5551, 8069, 7393, 'Q', 'z', 5551, 'B', 's'], ['W', 9301, 'y', 2707, 5039, 1905, 1657, 'A', 7213, 1975, 9875, 8915, 'R', 1127, 1599, 1615, 2069, 'B', 5781, 'v', 127, 435, 9967, 'r', 'm', '789', '421', '5807', '3707', 'h', '4147', 'G', '4797', 'm', 'v', '151', '5001', 'r', '2637', '9981', '4791', 'G', '5173', '5059', 'O', '4437', 'X', 'R', 'g', '1989', 'X', 'O', 7793, 'Z', 'u', 3029]

Answer:
m, 789, 421, 5807, 3707, h, 4147, G, 4797, m, v, 151, 5001, r, 2637, 9981, 4791, G, 5173, 5059, O, 4437, X, R, g, 1989