Container is related to Pot. Pot is a synonym of Weed. Weed is a synonym of Tobacco. Tobacco would make you want to Spit. 
you are likely to find Clothes in/at/on Trunk. you are likely to find Trunk in/at/on Automobile. 
Container <--RelatedTo--> Pot <--Synonym--> Weed <--Synonym--> Tobacco --CausesDesire--> Spit 
Clothes --AtLocation--> Trunk --AtLocation--> Automobile 