Catalog is related to Subject. Subject is related to Portrait. 
Seat is related to Baby. Baby is the opposite of Adult. Adult is related to Cat. Cat wants (to) Eat. 
Catalog <--RelatedTo--> Subject <--RelatedTo--> Portrait 
Seat <--RelatedTo--> Baby <--Antonym--> Adult <--RelatedTo--> Cat --Desires--> Eat 