Ingredient is related to Salt. you are likely to find Salt in/at/on Street. you are likely to find Automobile in/at/on Street. Automobile is related to Drive. 
Throat is related to Human. Police is a type of Human. 
Ingredient <--RelatedTo--> Salt --AtLocation--> Street <--AtLocation-- Automobile <--RelatedTo--> Drive 
Throat <--RelatedTo--> Human <--IsA-- Police 