d D- O O - O - O - O O I O-a s D g-H H--- J k J H g D S a s D S--- a s D g- D-S a s O i Y O O-O---- D-H J H G D---- HJH G D S- a s D H---- Z - z- L-l-H g-D--- k J H g D S a s D O s H-- k-z x c x z j k h g j x- z - v-x z J h f d S s a- P d h j - g f D h D s a P-p s D h z - z l- g-d-D-- S - a s D g- H---- k J H-G g D- a-O I--- O - a s D - S - f g H- H-G g D a s D O s H