Song is related to Satisfaction. you are likely to find Satisfaction in/at/on Work. Work is related to Company. 
Element is related to Piece. Piece is related to Small. Small is related to Wound. you are likely to find Wound in/at/on Patient. 
Song <--RelatedTo--> Satisfaction --AtLocation--> Work <--RelatedTo--> Company 
Element <--RelatedTo--> Piece <--RelatedTo--> Small <--RelatedTo--> Wound --AtLocation--> Patient 