In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: [6137, 1795, 'J', 9247, 'r', 'w', 'E', 's', '687', 'N', '8213', '1751', '2567', '5673', 'y', '6821', '6863', '8847', 'z', 's', 'N', 'z', 'J', 7209, 'S'], [3317, 657, 3971, 8789, 4953, 9693, 'O', 7845, 'r', 'w', 'E', 's', '687', 'N', '8213', '1751', '2567', '5673', 'y', '6821', '6863', '8847', 'z', 's', 'N', 'z', 'M', 'A', 'B', 'l']

Answer: r, w, E, s, 687, N, 8213, 1751, 2567, 5673, y, 6821, 6863, 8847, z, s, N, z


Question: ['D', 'B', 6407, 'L', 'P', 'B', '4529', 'r', 's', 7599, 373], ['f', 'E', 'L', 'P', 'B', '4529', 't', 3723]

Answer: L, P, B, 4529


Question: ['s', 2567, 'X', 7485, 6407, 'C', 4885, 6277, 5055, 4627, 'O', 'o', 7761, 9431, 'w', 621, 'V', 'p', 'k', 'J', 'j', 9651, 37, '1869', '6227', '7919', '8537', '125', '2461', 'I', 'O', 'N', '3581', 'G', '4669', 'y', '453', '6023', 't', 'T', '5719', '7501', 'S', '2917', '1329', 'V', 'Y', 'q', 'U', 'd', 'H', 'D'], ['Z', 'K', 'P', 'Y', '1869', '6227', '7919', '8537', '125', '2461', 'I', 'O', 'N', '3581', 'G', '4669', 'y', '453', '6023', 't', 'T', '5719', '7501', 'S', '2917', '1329', 'V', 'Y', 'q', 'i', 3691, 227, 8845, 'U', 65]

Answer:
1869, 6227, 7919, 8537, 125, 2461, I, O, N, 3581, G, 4669, y, 453, 6023, t, T, 5719, 7501, S, 2917, 1329, V, Y, q