Belly is related to Part. Part is related to Subject. Subject is related to Sentence. 
Garbage is related to Sink. Sink is the opposite of Rise. Rise is related to Wake. 
Belly <--RelatedTo--> Part <--RelatedTo--> Subject <--RelatedTo--> Sentence 
Garbage <--RelatedTo--> Sink <--Antonym--> Rise <--RelatedTo--> Wake 