f3o2qt g3o2 h3o2q i3o2qt j3o2

4tp2 5tp2q 6tp2qt 7tp2 8tp2q

tkq2q ukq2qt vkq2 wkq2q xkq2qt

ibr2qt jbr2 kbr2q lbr2qt mbr2

71r2 81r2q 91r2qt a2r2 b2r2q