Discovery is related to Tv. Tv is related to Noise. 
Rifle is related to Deer. Deer is a type of Animal. Animal is related to Tail. Tail is related to Body. 
Discovery <--RelatedTo--> Tv <--RelatedTo--> Noise 
Rifle <--RelatedTo--> Deer --IsA--> Animal <--RelatedTo--> Tail <--RelatedTo--> Body 