 current_state | duty_policy | author_id | reviewer_id | approver_id | ok 
---------------+-------------+-----------+-------------+-------------+----
 drafting      | author_only |         9 |           9 |           9 | f
(1 row)

   action    | actor_role | from_state | to_state | duty_policy 
-------------+------------+------------+----------+-------------
 author_view | author     | approved   | approved | 
(1 row)

