you are likely to find Potato in/at/on Army. Army is related to Armed. Armed is related to War. War is related to Missile. 
Person wants (to) Dinner. Planner is a type of Person. 
Potato --AtLocation--> Army <--RelatedTo--> Armed <--RelatedTo--> War <--RelatedTo--> Missile 
Dinner <--Desires-- Person <--IsA-- Planner 