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

['k', 'l', 3761, 9679, 'Y', 'l', '1953', '7925', '8115', '5243', 'Y', '3939', '1231', 'Q', 'u', 5953, 5571, 'N'], [8981, 8379, 'h', 9701, 759, 'd', '1953', '7925', '8115', '5243', 'Y', '3939', '1231', 'l', 5705, 'P', 4009, 1189]
1953, 7925, 8115, 5243, Y, 3939, 1231

['I', 583, 4045, 't', 'N', 'H', '1017', 'u', '7255', '8583', 'M', 'x', '143', 'e', 'l', 'U', 'S', '791', 'a', '6927', '3887', 'R', 'i', 493, 2571, 7837], ['E', 3649, 'M', 7321, 8477, 1609, 'p', '1017', 'u', '7255', '8583', 'M', 'x', '143', 'e', 'l', 'U', 'S', '791', 'a', '6927', '3887', 'j', 4719, 'u', 'F', 'U', 'P', 'c', 3121, 'u', 6871, 'T']
1017, u, 7255, 8583, M, x, 143, e, l, U, S, 791, a, 6927, 3887

['p', 1467, 'C', 'c', 2089, 'U', '8995', 'H', 'T', '4937', 'y', 't', 'P', 'H', 'G', 4277, 'W'], [2295, 1935, 'R', 2969, 'r', 3033, '8995', 'H', 'T', '4937', 'y', 't', 'P', 'H', 'o', 'G', 671, 5971, 3703]

8995, H, T, 4937, y, t, P, H