Signature is related to Note. you are likely to find Note in/at/on Shelf. you are likely to find Cup in/at/on Shelf. Cup is related to Drinking. 
you are likely to find Cat in/at/on Cartoon. you are likely to find Cat in/at/on Nature. 
Signature <--RelatedTo--> Note --AtLocation--> Shelf <--AtLocation-- Cup <--RelatedTo--> Drinking 
Cartoon <--AtLocation-- Cat --AtLocation--> Nature 