Circle is related to Continued. Continued is a form of Continue. Continuous is derived from Continue. 
Piano is a type of Furniture. Furniture is related to Move. Wind is a type of Move. Wind is related to Natural. 
Circle <--RelatedTo--> Continued --FormOf--> Continue <--DerivedFrom-- Continuous 
Piano --IsA--> Furniture <--RelatedTo--> Move <--IsA-- Wind <--RelatedTo--> Natural 