Suggestion is related to Propose. Propose is a synonym of Aim. Charge is a type of Aim. 
Direction is related to Straight. Straight is a synonym of Square. Square is a type of Conservative. 
Suggestion <--RelatedTo--> Propose <--Synonym--> Aim <--IsA-- Charge 
Direction <--RelatedTo--> Straight <--Synonym--> Square --IsA--> Conservative 