Loan is related to Mortgage. Mortgage is related to Big. Big is related to Factory. you are likely to find Robot in/at/on Factory. 
you are likely to find Person in/at/on Ship. you are likely to find Ship in/at/on Port. Port is related to Portray. 
Loan <--RelatedTo--> Mortgage <--RelatedTo--> Big <--RelatedTo--> Factory <--AtLocation-- Robot 
Person --AtLocation--> Ship --AtLocation--> Port <--RelatedTo--> Portray 