Swim is related to Example. Example is a type of Information. Stuff is a type of Information. Stuff is related to Snow. 
Good is related to Morning. Morning is the opposite of Afternoon. Afternoon is related to Middle. Middle is a different concept from Elementary. 
Swim <--RelatedTo--> Example --IsA--> Information <--IsA-- Stuff <--RelatedTo--> Snow 
Good <--RelatedTo--> Morning <--Antonym--> Afternoon <--RelatedTo--> Middle <--DistinctFrom--> Elementary 