|-10--------7--8-10-------12---------12--14-15--------------| 
|----8--10----------8--8------13--15------------------------| 
|-----------------------------------------------12-12-------| (1) 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 

|-8--10-8---------------------------------------------------| 
|---------12--10--12---13--12--10----------------12---12-10-| 
|---------------------------------12-11----12-14---12-------| (2) 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 

|-10--------7--8-10-------12---------12--14-15--------------| 
|----8--10----------8--8------13--15------------------------| 
|-----------------------------------------------12-12-------| (3) 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 

|-8--10--8--------------------------------------------------| 
|----------12--10--12---13--12--10--8--10---12--10--8--7--8-| 
|-----------------------------------------------------------| (4) 
|-----------------------------------------------------------|      (x2 1-4) 
|-----------------------------------------------------------| 
|-----------------------------------------------------------|  

|-19--15--17--19--15-17----------------15--12--14--15-------| 
|-----------------------15--17--19--15----------------15-14-| 
|-----------------------------------------------------------| (5) 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 

|--------------------------14--15--14--12--14---------------| 
|-12--14----------14-15-17----------------------14--15------| 
|--------14--14-16---------------------------14-------------| (6) 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 

|-----------------12----------------------------------------| 
|-15------------------------------15--13--12--10-8-7--8--10-| 
|-----12--11--12------12--11--12----------------------------| (7) 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 
|-----------------------------------------------------------| 

|-------------7-8---7------7--10----------------------------| 
|-----7-8--10----------10--------8---7---8------------------| 
|-7-9-------------------------------------------------------| (8) 
|-----------------------------------------------------------|     (x2 5-8) 
|-----------------------------------------------------------| 
|-----------------------------------------------------------|