Presentation is a type of Ceremony. Platform can be used for Presentation. Platform is related to Cake. Cake is the opposite of Ice. 
Degree is related to Single. Blue is a type of Single. Blue is related to Associate. 
Ceremony <--IsA-- Presentation <--UsedFor-- Platform <--RelatedTo--> Cake <--Antonym--> Ice 
Degree <--RelatedTo--> Single <--IsA-- Blue <--RelatedTo--> Associate 