bbb bbf bbk bbn bbr bfb bff bfn bfr bkb bkf bkk bkn bkr bnb bnf bnk bnn bnr brb brf brk brn brr fbb fbf fbk fbn fbr fff ffk ffn ffr fkb fkf fkk fnb fnf fnk fnn fnr frb frf frk frn frr kbb kbf kbk kbn kbr kff kkb kkk kkn kkr kn- knf knk knn knr krf krk krn krr nbb nbf nbk nbn nbr nfb nff nfk nfn nfr nkf nkk nkn nkr nnb nnf nnk nnn nrb nrf nrk nrn nrr rbb rbf rbk rbn rbr rfb rff rfk rfn rfr rkb rkf rkk rnb rnn rnr rrb rrf rrk rrn rrr

bbbb bbfn bnrr brkb brrr f--k ffff ffrr kbbb kbbf kbbk kbbr kbfb kbff kbfk kbfr kbkb kbkf kbkk kbkr kbnn kbnr kbrb kbrf kbrk kbrn kfbk kfbn kffb kfff kffk kffn kfkb kfnf kfnk kfnn kfrn kfrr kkbb kkbn kkbr kkfn kkfr kkkk kknb kknn kkrb kkrf kkrk kkrn kkrr knbb knbn knbr knfr knkk knnb knnk knnr knrb knrk krbb krbk krbr krff krfn krkk krkn krkr krnb krnk krnn krrb krrf krrk krrn krrr nfff nkrf nnnn rbbb rbbr rkkf rnbr rrrr

b-r-k brrrr

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