you are likely to find Senior in/at/on School. you are likely to find Lunch in/at/on School. 
Date is related to Due. Due is related to Calendar. you are likely to find Calendar in/at/on Store. you are likely to find Store in/at/on Street. 
Senior --AtLocation--> School <--AtLocation-- Lunch 
Date <--RelatedTo--> Due <--RelatedTo--> Calendar --AtLocation--> Store --AtLocation--> Street 