x-[fx] [fx]--- f-[sl] [sl]-[pj]-[dz] d---- d---- x [dz]-[sl] - [pj]- [fx] [dz]-[sl] - [pj] [dz] d---- d---- x-[dz] [sl]-[pj] - x-[dz] [sl]-[pj]-[dz] d---- d----[pj] x [dz]-[sl] - [pj]- [fx] [dz]-[sl] - [pj] [dz] d---- d---- x [dz]-[sl]-[pj]-[fx] s [dz]-[sl]-[pj]-[dz] d---- d---- x [dz]-[sl] - [pj]- [fx]-[dz] [sl]-[pj]-[dz] d---- d---- x-[dz] [sl]--- x-[dz] [sl] - [pj] [dz] d---- d----[pj] x [dz]-[sl] - [pj]- [fx] [dz]-[sl] - [pj] [dz] d---- d---- x-[dz] [sl]-[pj] [pj]- x-[dz] [sl]-[pj]-[dz] d---- d---- x [dz]-[sl] - [pj]- [fx] [dz]-[sl] - [pj] [dz] d---- d---- x [dz]-[sl]-[pj]-[fx] s [dz]-[sl]-[pj]-[dz] d---- d---- x [dz]-[sl] - [pj]- [fx]-[dz] [sl]-[pj]-[dz] d---- d---- x-[dz] [sl]--- x-[dz] [sl] - [pj] [dz] d---- d---- x [dz]-[sl] - [pj]- [fx] [dz]-[sl] - [pj] [dz] d---- d----[pj] x [dz]-[sl] - [pj] [pj] x [dz]-[sl] - [pj] [dz] d---- d---- x [dz]-[sl] - [pj]- [fx] [dz]-[sl] - [pj] [dz] d---- d---- [fx] [dz]-[sl] - [pj]- x---- [fx] [dz]-[sl] - [pj]- z---- [fx] [dz]-[sl] - [pj]- x [dz]-[sl] - [pj] [dz] d---- d---- f---- f---- d---- d---- f---- s---- d---- d---- f---- f---- d---- d---- f---- s---- d---- d---- x [dz]-[sl] - [pj]- x-[dz] [sl] - [pj] [dz] d---- d----[pj] x [dz]-[sl] - [pj]- [fx] [dz]-[sl] - [pj] [dz] d---- d---- x-[dz] [sl]-[pj] - x-[dz] [sl]-[pj]-[dz] d---- d----[pj] x [dz]-[sl] - [pj]- [fx] [dz]-[sl] - [pj] [dz] d---- d---- [fx] [dz]-[sl] - [pj]- x---- [fx] [dz]-[sl] - [pj]- z---- [fx] [dz]-[sl] - [pj]- x [dz]-[sl] - [pj] [dz] d---- d---- x [dz]-[sl]-[pj]-[fx] s [dz]-[sl]-[pj]-[dz] d---- d---- x [dz]-[sl] - [pj]- [fx]-[dz] [sl]-[pj]-[dz] d---- d---- x [dz]-[sl]-[pj]-[fx] s [dz]-[sl]-[pj]-[dz] d---- d---- x [dz]-[sl] - [pj]- [fx]-[dz] [sl]-[pj]-[dz] d---- d---- f