list( I = 4, J = 2, K = 5,
   X = structure(.Data = c(23, 4, 2, 2, 8, 7, 0, 1, 3, 5, 5, 11, 1, 0, 3, 13, 8, 6, 1, 0,
                        5, 11, 2, 1, 5, 8, 7, 6, 3, 5, 16, 19, 1, 2, 3, 17, 1, 0, 1, 3), .Dim = c(4, 2, 5)))