e-u-Tt o s- q-t-q0 r W- e-u-Tt o s- q-t-q0 r W- u u eueuo o-- i i-oi u u r W -u u eueu o o--i i- oi u u r W-f f D f f D f g f d s s a s s a s d s a p p O p p p a p a s s a s s a s d s d f---- d---- s---- p op -p s g h g f df-p s g h g f gh j -u u eueuo o--i i-oi u u r W