Patch is related to Hole. you are likely to find Hole in/at/on Wall. you are likely to find Portrait in/at/on Wall. Portrait is related to Self. 
Option is a type of Contract. Option is a synonym of Switch. Switch is related to Exchange. 
Patch <--RelatedTo--> Hole --AtLocation--> Wall <--AtLocation-- Portrait <--RelatedTo--> Self 
Contract <--IsA-- Option <--Synonym--> Switch <--RelatedTo--> Exchange 