Threat is related to Danger. Danger is related to Warning. Warning is related to Duck. Duck is related to Type. 
you are likely to find Soup in/at/on Jar. you are likely to find Mouse in/at/on Soup. you are likely to find Mouse in/at/on Shelf. 
Threat <--RelatedTo--> Danger <--RelatedTo--> Warning <--RelatedTo--> Duck <--RelatedTo--> Type 
Jar <--AtLocation-- Soup <--AtLocation-- Mouse --AtLocation--> Shelf 