Staff is related to Servant. Servant is related to Food. Food is related to Party. you are likely to find Party in/at/on Boat. 
Reserve is related to Army. Army is related to Gun. Gun is a type of Shoot. Shoot is a synonym of Film. 
Staff <--RelatedTo--> Servant <--RelatedTo--> Food <--RelatedTo--> Party --AtLocation--> Boat 
Reserve <--RelatedTo--> Army <--RelatedTo--> Gun --IsA--> Shoot <--Synonym--> Film 