l3p122 m3p1 n3p12 o3p122 p3p1
auq1 buq12 cuq122 duq1 euq12
zkr12 0kr122 1kr1 2kr12 3kr122
obs122 pbs1 qbs12 rbs122 sbs1
d2s1 e2s12 f2s122 g2s1 h2s12