R t 4

R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4R t 4