nn4pd on4pd4 pn4p qn4pd rn4pd4
ce5pd4 de5p ee5pd fe5pd4 ge5p
145p 245pd 345pd4 445p 545pd
qv6pd rv6pd4 sv6p tv6pd uv6pd4
fm7pd4 gm7p hm7pd im7pd4 jm7p