o- o o s - o p i-y y p p p o-a-p i - u---o- o f-d d-s- p i-y y - p o-s-a s d- s---- f-f-g-g- d-d-f-- s-s-d - s a---p- o-f-d - s p i-y y - p o-s-a s d- s---- o- o-o o s - o p i-y y p p p o-a-p i - u---o- o f-d d-s- p i-y y - p o-s-a s d- s---- f-f-g-g- d-d-f-- s-s-d - s a---p- o-f-d - s p i-y y - p o-s-a s d- s---- o- o-o-s-o- p i-y y-p p o a-p p-i- u---o- o f-d d-s- p i-y y-p p o s - a s d- s---- o-o-s - o p p i i y-p p o a - p - i u---o- o-f-d s - p i-y y-p p o s-a a s-d s---- f-f-g-g- d-d-f-- s s-s d-s- a---p- o-f-d - s p i-y y - p o-s-a s d- s---- f-f-g-g- d-d-f-- s s-s d-s- a---p- o-f-d - s p i-y y - p o-s-a s d- s