Render is a synonym of Deliver. Deliver is related to Evil. Human can be Evil. Arab is a type of Human. 
Difficulty is a synonym of Obstacle. Obstacle is the opposite of Benefit. Benefit is related to Coverage. 
Render <--Synonym--> Deliver <--RelatedTo--> Evil <--HasProperty-- Human <--IsA-- Arab 
Difficulty <--Synonym--> Obstacle <--Antonym--> Benefit <--RelatedTo--> Coverage 