eee nnn aaa rrr uuu ddd eee nnn aaa rrr uuu ddd eee nnn aaa enene
uuu ddd aaa rrr eee nnn uuu ddd aaa rrr eee nnn uuu ddd aaa ududu
uae drn uae drn uae drn uae drn uae drn uae drn uae drn uae drndr
eau nrd eau nrd eau nrd eau nrd eau nrd eau nrd eau nrd eau nrdnr