Practitioner is related to Doctor. Doctor is related to Works. Works is a form of Work. 
Sale is related to Business. Business is related to Shake. Shake is related to Juice. 
Practitioner <--RelatedTo--> Doctor <--RelatedTo--> Works --FormOf--> Work 
Sale <--RelatedTo--> Business <--RelatedTo--> Shake <--RelatedTo--> Juice 