0k1rxg 1k1r 2k1rx 3k1rxg 4k1r

pb2r qb2rx rb2rxg sb2r tb2rx

e22rx f22rxg g22r h22rx i22rxg

3s3rxg 4s3r 5s3rx 6s3rxg 7s3r

sj4r tj4rx uj4rxg vj4r wj4rx