Flour is related to Cake. Cake is related to Eat. Meat can be used for Eat. 
Stick is related to Degree. Depth is a type of Degree. Depth is related to Distance. 
Flour <--RelatedTo--> Cake <--RelatedTo--> Eat <--UsedFor-- Meat 
Stick <--RelatedTo--> Degree <--IsA-- Depth <--RelatedTo--> Distance 