Fork can be used for Eating. Eating is related to Cake. Cake is related to Treat. Treat is related to Dog. 
Low is related to Height. Height is related to Weight. 
Fork --UsedFor--> Eating <--RelatedTo--> Cake <--RelatedTo--> Treat <--RelatedTo--> Dog 
Low <--RelatedTo--> Height <--RelatedTo--> Weight 