Combined is derived from Combine. Combined is related to Mixture. Coffee is a type of Mixture. Coffee is related to Sugar. 
Peasant is the opposite of Royal. Royal is related to Purple. Purple is related to Grape. 
Combine <--DerivedFrom-- Combined <--RelatedTo--> Mixture <--IsA-- Coffee <--RelatedTo--> Sugar 
Peasant <--Antonym--> Royal <--RelatedTo--> Purple <--RelatedTo--> Grape 