yr7p xr7pn1 wr7pn vr7p ur7pn1
906pn1 806pn 706p 606pn1 506pn
ka6pn ja6p ia6pn1 ha6pn ga6p
vj5p uj5pn1 tj5pn sj5p rj5pn1
6s4pn1 5s4pn 4s4p 3s4pn1 2s4pn