x1 1y 1 1 0 x1 1y 1 1 0 x1 1y 1 1 0 x1 1y 1 1 0 1 0x 1, 2 1 1 0 A y A   1 0y 1 1x 1, 1 0y 1 1x 0, 6 9 7 8 1 2 0 0 A A   1 2 0 0 A A   1 2 0 0 A A   1 2 0 0 A A   5 1 2 0 0 A A   1y 0 1 0y 1 1x 0, 1x 0, 2 1 1A y A  1x 1, 2 1 1 1 A y A   2 1 1 0 A y A   1x 0, 2 1 1A y A  1x 1, 2 1 1 1 A y A   1 0x 1, x1 1y 1 1 0 2 1A A 2 1A A 1 0x 1