Urban is related to Life. Life is the opposite of Dead. 
Carbohydrate is related to Grain. Grain is a type of Seed. Seed can Grow. Rise is a type of Grow. 
Urban <--RelatedTo--> Life <--Antonym--> Dead 
Carbohydrate <--RelatedTo--> Grain --IsA--> Seed --CapableOf--> Grow <--IsA-- Rise 