znpbs 0npbs2 1npb 2npbs 3npbs2
oeqbs2 peqb qeqbs reqbs2 seqb
d5qb e5qbs f5qbs2 g5qb h5qbs
2vrbs 3vrbs2 4vrb 5vrbs 6vrbs2
rmsbs2 smsb tmsbs umsbs2 vmsb