Swing is a type of Motion. Swing is related to Porch. Deck is a type of Porch. 
Loss is related to Exercise. Exercise is related to Activity. Activity is related to Race. 
Motion <--IsA-- Swing <--RelatedTo--> Porch <--IsA-- Deck 
Loss <--RelatedTo--> Exercise <--RelatedTo--> Activity <--RelatedTo--> Race 