Thinking can be used for Learning. Learning can be used for Money. Money is related to Tip. 
System is related to Republic. Republic is related to United. United is related to Collective. 
Thinking --UsedFor--> Learning --UsedFor--> Money <--RelatedTo--> Tip 
System <--RelatedTo--> Republic <--RelatedTo--> United <--RelatedTo--> Collective 