TUNE DOWN HALF STEP

[--------------------------------------------------------------------------]

[--15----------------------15b----14---------------------------------------]

[--17b-17b-17b-17b-17b-17b-----14----14------------------------------------]

[---------------------------------------------------------12-0-------------]

[-------------------------------------------12-11---12-14------------------]

[-----------------------------------------0-------0------------------------]



Then repeat first half 



then:

[--------------------------------------------------------------------------]

[------------14-12----14-12----12\-----------------------------------------]

[------11---------13--------13---------------------------------------------]

[--9-----------------------------------------------------------------------]

[--------------------------------------------------------------------------]

[--------------------------------------------------------------------------]