obndb0 pbnd qbndb rbndb0 sbnd

d2nd e2ndb f2ndb0 g2nd h2ndb

2sodb 3sodb0 4sod 5sodb 6sodb0

rjpdb0 sjpd tjpdb ujpdb0 vjpd

gaqd haqdb iaqdb0 jaqd kaqdb