b-u bbb bbc bbk bbu bcb bcc bck bcu bkb bkc bkk bub buc buk buu c-- cbb cbc cbk cbu ccb ccc cck ccu ckb ckc cub cuc cuk cuu kbb kbc kbk kbu kcb kcc kck kcu kkb kkc kkk kku kub kuc kuk kuu ubb ubc ubk ubu ucb ucc uck ucu ukb ukc ukk uku uuc uuu

bbbb bcbc bccc bcuc bubb bubu bucc bucu bukk buku cbbc cbcc cbcu ccbc cccb cccc cccu ccuc ckbc ckck cub- cubb cucc cuck cuk- kbbb kbbc kbbk kbbu kbcb kbck kbcu kbkb kbkk kbub kbuc kbuk kbuu kcbc kcbk kcbu kccb kccc kcck kccu kckc kckk kcub kcuk kkbb kkcb kkck kkkk kkuu kubb kubc kubu kucb kucc kukk kuku kuub kuuk kuuu ucbc ukcc uuuu

bucku bukk- ccccc cubub cucuk kucuk uuuuu

bbbbbb bububu

bbbbbbb cubukcu

bbbbbbbb buckbuck kukukuku

bbbbbbbbbbbbbbb ccccccccccccccc