cwydnn bwydn awyd 9vydnn 8vydn
n5xdn m5xd l5xdnn k5xdn j5xd
yexd xexdnn wexdn vexd uexdnn
9nwdnn 8nwdn 7nwd 6nwdnn 5nwdn
kxvdn jxvd ixvdnn hxvdn gxvd