Very simple little guitar riff. Notice the (r)s after every note. If you listen to the each pluck is very short. This part simply loops throughout the entire song, just time correctly and make sure to make the last 10 be an eighth note to the first 12(r). E|----------------------------------------------------------------| B|----------------------------------------------------------------| G|--12(r)---------------10(r)-------------------------------------| D|------------------------------13(r)--------12(r)---10(r)--10----|(r) A|----------------------------------------------------------------|