Master is related to Teacher. Teacher is related to Coach. Coach is a type of Vehicle. 
Joint is related to Common. Common is related to Cotton. Cotton is related to Sheep. Sheep is the opposite of Expensive. 
Master <--RelatedTo--> Teacher <--RelatedTo--> Coach --IsA--> Vehicle 
Joint <--RelatedTo--> Common <--RelatedTo--> Cotton <--RelatedTo--> Sheep <--Antonym--> Expensive 