[wt] a d-G-f - a d-G-f---- [wt] a d-G-f - a d-G-f- [wt] a d-G-f - a d-G-f---- [wt] a d-G-f - a d-G-f- a--o i u y [2t]iouuiupuytrt- y u i o i y u t y u i o i u y t e-y-I-p- a S a r p a p T w--I t o i o i y u O a s d f u o s f P s d t-u- w-- 0--q-- 0--9---- 8---- 5---- 7---- 8---- 6---- t- y-I-i--- t i-p- r-W-o-e- Q-e-u-o- o t e o--o p i a u o i a u t t p r e s t u u