Cash is a type of Currency. you are likely to find Cash in/at/on Pocket. Pocket is a synonym of Pot. Pot is a type of Stake. 
Tired is related to Sigh. Sigh is related to Breathe. Breathe is a type of Be. Person wants (to) Be. 
Currency <--IsA-- Cash --AtLocation--> Pocket <--Synonym--> Pot --IsA--> Stake 
Tired <--RelatedTo--> Sigh <--RelatedTo--> Breathe --IsA--> Be <--Desires-- Person 