Adoption is related to Child. Child is related to Doll. Doll is related to Glass. you are likely to find Glass in/at/on Sink. 
Sleep is related to Affair. Affair is related to Bill. Bill is related to Expensive. 
Adoption <--RelatedTo--> Child <--RelatedTo--> Doll <--RelatedTo--> Glass --AtLocation--> Sink 
Sleep <--RelatedTo--> Affair <--RelatedTo--> Bill <--RelatedTo--> Expensive 