Design a circuit that can be both long acting and point acting

need to use an ac contactor, an open button, a ding stop button, a pull switch.

According to the conventional connection, connected to open can always turn (contactor a group of long open contacts in parallel with the open button). And then pull the switch in parallel with the open button in the long open contacts, when the pull switch is in the closed, for the long state. When the pull switch is broken, for the point of action state.