Tip is related to Point. Advantage is a type of Point. Advantage is related to Better. 
Charge is a synonym of Point. Point is related to Edge. Edge is related to Interesting. Interesting is related to Exciting. 
Tip <--RelatedTo--> Point <--IsA-- Advantage <--RelatedTo--> Better 
Charge <--Synonym--> Point <--RelatedTo--> Edge <--RelatedTo--> Interesting <--RelatedTo--> Exciting 