Arm is related to Unit. Unit is related to Money. Money is related to Expensive. Expensive is related to Crystal. 
Position is related to Low. Low is related to Small. Small is related to Wound. Wound is related to Result. 
Arm <--RelatedTo--> Unit <--RelatedTo--> Money <--RelatedTo--> Expensive <--RelatedTo--> Crystal 
Position <--RelatedTo--> Low <--RelatedTo--> Small <--RelatedTo--> Wound <--RelatedTo--> Result 