Count is related to Quantity. Variable is a type of Quantity. Unknown is a type of Variable. Unknown is the opposite of Familiar. 
Child is related to Little. Little is related to Cut. Cut is the opposite of Heal. 
Count <--RelatedTo--> Quantity <--IsA-- Variable <--IsA-- Unknown <--Antonym--> Familiar 
Child <--RelatedTo--> Little <--RelatedTo--> Cut <--Antonym--> Heal 