0 0 [6e]--- e r [5t] t-t [6t]-r e [5t] t-t [6t]-r e [5t] t-e [6e]-W e [5r]--- r t [5y]--- r t [5y] y-y y-t r [5y] y-y y-t r [5t] t-e [5e]-W r [6e]---- T y [6u]--- T y [6u] u-u u-y u [6y] T-T u-y u [6y] T-T T-y u [6I]--- y u [7I] I-I I-I I [6I]-u-- 0 0 [%r] r-T y-T r [6e]