fuobp1 guob huobp iuobp1 juob

4kpb 5kpbp 6kpbp1 7kpb 8kpbp

tbqbp ubqbp1 vbqb wbqbp xbqbp1

i2qbp1 j2qb k2qbp l2qbp1 m2qb

7srb 8srbp 9srbp1 atrb btrbp