-> [ Daughter1 Daughter2 Father Mother Policeman Robber Son1 Son2 ]
   [  ]

1. Move [ Policeman Robber ]

-> [ Daughter1 Daughter2 Father Mother Son1 Son2 ]
   [ Policeman Robber ]

2. Move [ Policeman ]

-> [ Daughter1 Daughter2 Father Mother Policeman Son1 Son2 ]
   [ Robber ]

3. Move [ Daughter1 Policeman ]

-> [ Daughter2 Father Mother Son1 Son2 ]
   [ Daughter1 Policeman Robber ]

4. Move [ Policeman Robber ]

-> [ Daughter2 Father Mother Policeman Robber Son1 Son2 ]
   [ Daughter1 ]

5. Move [ Daughter2 Mother ]

-> [ Father Policeman Robber Son1 Son2 ]
   [ Daughter1 Daughter2 Mother ]

6. Move [ Mother ]

-> [ Father Mother Policeman Robber Son1 Son2 ]
   [ Daughter1 Daughter2 ]

7. Move [ Father Mother ]

-> [ Policeman Robber Son1 Son2 ]
   [ Daughter1 Daughter2 Father Mother ]

8. Move [ Father ]

-> [ Father Policeman Robber Son1 Son2 ]
   [ Daughter1 Daughter2 Mother ]

9. Move [ Policeman Robber ]

-> [ Father Son1 Son2 ]
   [ Daughter1 Daughter2 Mother Policeman Robber ]

10. Move [ Mother ]

-> [ Father Mother Son1 Son2 ]
   [ Daughter1 Daughter2 Policeman Robber ]

11. Move [ Father Mother ]

-> [ Son1 Son2 ]
   [ Daughter1 Daughter2 Father Mother Policeman Robber ]

12. Move [ Father ]

-> [ Father Son1 Son2 ]
   [ Daughter1 Daughter2 Mother Policeman Robber ]

13. Move [ Father Son1 ]

-> [ Son2 ]
   [ Daughter1 Daughter2 Father Mother Policeman Robber Son1 ]

14. Move [ Policeman Robber ]

-> [ Policeman Robber Son2 ]
   [ Daughter1 Daughter2 Father Mother Son1 ]

15. Move [ Policeman Son2 ]

-> [ Robber ]
   [ Daughter1 Daughter2 Father Mother Policeman Son1 Son2 ]

16. Move [ Policeman ]

-> [ Policeman Robber ]
   [ Daughter1 Daughter2 Father Mother Son1 Son2 ]

17. Move [ Policeman Robber ]

-> [  ]
   [ Daughter1 Daughter2 Father Mother Policeman Robber Son1 Son2 ]