In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1873, 4397, 'm', 'T', 785, 'i', 'I', 6311, 5947, 9013, 'i', 8303, 'x', 'G', 3519, 'H', 'P', 1473, 'Z', 'r', 'r', 'a', 'A', '8885', '5601', 'F', '7765', '3699', '1275', '677', 'S', '9635', 'A', '3157', 'I', 'R', 'J', 'R', '1569', 'U', 'F', 'N', 'J', '623', '2183', '7921', '2041', 'N', '6057', 'W', '7145', 'H', 'F', 'g'], ['E', 8967, 'S', 'P', 8489, 'Z', 7519, 6811, 7961, 't', 7433, 8073, 'L', 'r', 'V', 8075, 6109, 4533, 7587, 2473, 4387, 207, 'y', 5343, 2717, 7663, 6101, 'A', '8885', '5601', 'F', '7765', '3699', '1275', '677', 'S', '9635', 'A', '3157', 'I', 'R', 'J', 'R', '1569', 'U', 'F', 'N', 'J', '623', '2183', '7921', '2041', 'N', '6057', 'W', '7145', 'o', 'g', 'D', 'O', 'V', 'D', 'c', 'D', 4347, 6789, 8099, 4817, 1489, 7023, 'C', 'q', 'q', 7833, 7767, 'B', 'q']