0 0 0 q 0 9 0 w-0 0 0 0 0 q 0 0 0 0 9-0 0 0 q 0 0 0-0 0 0 q 0 0 0 q 0 0 0-0 0 0 q 0 0 0 0 0 0 q 0 9 0 w-0 0 0 0 0 q 0 0 0 0 9-0 0 0 q 0 0 0-0 0 0 q 0 0 0 q 0 0 0-0 0 0 q 0 0 0 0 0 q w e E e w q 0 9 0 q 0---- 0 0 q w e e E t y t E e E e w e E e w q 0---- r r r t r e w y- r r r r t r r r r r e-r r r t r r r-r 0 0 q 0 w w q q 0 0 9 0 q 0 0 0-r r r t r r r t r r r t r r r t r r r---- u--Y-- t--y-- T--E-- r---- u--Y-- t--y-- T--E-- r---- y---- y---- t---- u