e--0-- e--0-- e-t-t-t- t-r t y-t- r-y-y-y- y-t y u-y- t-u-p-O- u--0 9 8 7 6-u-p-O- u--0 9 8 7 6--t-t- t-r t y-t- r-y-y-y- y-t y u-y- t-u-p-O- u--0 9 8 7 6-u-p-O- u--0 9 8 7 6-u-u-u- u-u-p o i u y-u--i-- T--y-- y-y-y- y-y-o i u y t-o-a-o- o-a-d-a-- u-u-u- u-u-p o i u y-u--i-- T--y-- y-y-y- y-y-o i u y t--r t y Y u--i I o O [0p]---- [0p]