a a a a a a aaa aaa aaa a a a a a a aaa eee nnn aaa eee nnn aaaee
ana ana ana nan ana ana ana ana ana eae eae eae aae eea naa anaea
r r r r r r rrr rrr rrr r r r r r r rrr aaa eee nnn rrr aaa nrnrn
rar rar rar ara ara ara ara nrn nrn nrn ere ere ere rar ara nrnrn