In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
--------
Question: [4005, 'l', 'F', 4041, 'D', 5853, 'w', 'U', 'w', 'B', 'R', 'S', 4969, 'i', 3323, 889, 'N', 'I', 'T', '3715', 'l', '7103', '5669', 'd', '6091', '6783', 'g', '2319', '5827', 'l', '9691', '2421', 'W', '8085', 'p', 4245, 'H', 'v', 5431, 'q', 'w', 'g', 'u', 'l', 9089, 's', 6469, 'P', 'r'], [625, 'R', 2937, 6877, 'I', 'T', '3715', 'l', '7103', '5669', 'd', '6091', '6783', 'g', '2319', '5827', 'l', '9691', '2421', 'W', '8085', 'O', 's', 'k', 'b', 719, 'F', 779, 295, 3669, 'h', 't', 305, 677]

Answer: I, T, 3715, l, 7103, 5669, d, 6091, 6783, g, 2319, 5827, l, 9691, 2421, W, 8085


Question: ['R', 'Q', 'Q', 'e', 'C', 'U', 'T', '7509', '8471', 'S', 407, 793], ['G', 'D', 'C', 'U', 'T', '7509', '8471', 'l', 'r', 7861, 6959, 1617]

Answer: C, U, T, 7509, 8471


Question: [1063, 'q', 'i', 3207, 9625, 'X', 3719, '7321', '4167', 't', '9059', 'U', '7187', '2771', '2629', 'O', '6875', '5241', '7573', 'C', 'i', 'q', 'x', '4951', 'F', '4349', '437', '6871', 'y', 'k', 'R', '2353', 'y', '7867', '8713', '6141', 'F', 6531, 4021, 'Q', 3933], ['Z', 'z', '7321', '4167', 't', '9059', 'U', '7187', '2771', '2629', 'O', '6875', '5241', '7573', 'C', 'i', 'q', 'x', '4951', 'F', '4349', '437', '6871', 'y', 'k', 'R', '2353', 'y', '7867', '8713', '6141', 'p', 'D', 'B', 'Q', 3649, 6629, 'j', 2937, 8819]

Answer:
7321, 4167, t, 9059, U, 7187, 2771, 2629, O, 6875, 5241, 7573, C, i, q, x, 4951, F, 4349, 437, 6871, y, k, R, 2353, y, 7867, 8713, 6141