u---- W-e- r---- W-0- u---- r-e- u---- u---u- i---- u-y- u---- y-t- u---- t-r- u---- u---- W-e- r---- W-0- u---- r-e- u---- u---u- i---- u-y- u---- y-t- u---- t-r- u---- p--p-p- p--p-p- p--o-I o---- i--i-i- i--i-i- i--u-Y u---- u- u--y-y- y--y-y- u--t-r e---- i--y-r- u--r-- u