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

[5225, 'L', 1023, 8623, 'k', 'f', '1481', 'e', 'm', '4013', 'l', '831', 'n', '3137', 'b', 517], [1243, 't', '1481', 'e', 'm', '4013', 'l', '831', 'n', '3137', 'x', 5545, 's', 'a']
1481, e, m, 4013, l, 831, n, 3137

[6551, 'm', 4517, 'K', 9519, 'N', 6797, 'A', 'a', 5043, 2961, 1305, 'J', 'M', 'g', 5639, 6235, '9717', '6917', '7949', 'e', '2855', 'V', '4493', 'G', '375', 'e', '9909', 'J', 't', 'N', '4535', '9963', '8917', 'W', 'P', 'd', 9867, 6599, 'W', 'N', 4217, 'c', 5009], ['t', 9641, 7799, '9717', '6917', '7949', 'e', '2855', 'V', '4493', 'G', '375', 'e', '9909', 'J', 't', 'N', '4535', '9963', '8917', 'W', 'U', 'f', 8123, 'U', 3339, 4751]
9717, 6917, 7949, e, 2855, V, 4493, G, 375, e, 9909, J, t, N, 4535, 9963, 8917, W

['G', 5219, 'W', 4969, 'K', 9303, 7537, 6505, 3139, '759', 'P', '7117', 'm', '1249', '2351', '8387', 'L', '4551', 'G', 'j', '909', 'f', 3645, 509], [1059, 't', '759', 'P', '7117', 'm', '1249', '2351', '8387', 'L', '4551', 'G', 'j', '909', 'A', 'a', 'A', 'o', 'G', 'm', 593, 8939, 'K', 'U', 2177]

759, P, 7117, m, 1249, 2351, 8387, L, 4551, G, j, 909