Sky is related to Rocket. Rocket is related to Soar. 
Law is related to Document. Form is a type of Document. Dish is a type of Form. Dish can be used for Cooking. 
Sky <--RelatedTo--> Rocket <--RelatedTo--> Soar 
Law <--RelatedTo--> Document <--IsA-- Form <--IsA-- Dish --UsedFor--> Cooking 