3k7qrw 4k7q 5k7qr 6k7qrw 7k7q
sb8q tb8qr ub8qrw vb8q wb8qr
h28qr i28qrw j28q k28qr l28qrw
6s9qrw 7s9q 8s9qr 9s9qrw at9q
vjar wjarr xjarrw yjar zjarr