Muscle can be used for Walking. Walking is related to Human. Lawyer is a type of Human. Lawyer is a type of Professional. 
you are likely to find Sand in/at/on Concrete. Sand is related to Water. Steam can be Water. Steam is related to Small. 
Muscle --UsedFor--> Walking <--RelatedTo--> Human <--IsA-- Lawyer --IsA--> Professional 
Concrete <--AtLocation-- Sand <--RelatedTo--> Water <--HasProperty-- Steam <--RelatedTo--> Small 