Natural is a synonym of Cancel. Cancel is a synonym of Stop. Stop is related to Instruction. Instruction is a synonym of Statement. 
you are likely to find Mill in/at/on Barn. Mill is a synonym of Factory. Factory is related to Equipment. 
Natural <--Synonym--> Cancel <--Synonym--> Stop <--RelatedTo--> Instruction <--Synonym--> Statement 
Barn <--AtLocation-- Mill <--Synonym--> Factory <--RelatedTo--> Equipment 