[] [][][][] [][] [] [][][][] [][] [][][][][][] []
[][] [] [] [][] [][] [] [] [][] [] [][]
[] [] [] [][] [] [] [] [][] [] [] []
[] [][][][][] [] [][][][][] [][][][][] []
[] [] [] [][] [] [] [][] [] []
[] [] [] [][] [] [] [][] [] [] []
[][][][][] [][][][] [][] [][][][][] [][][][][][] [][] [][][][] [][][][][]