Shoot is a type of Score. Shot is a form of Shoot. Shot is a type of Charge. Charge is related to Shock. 
Skin is related to Surface. Surface is related to Slip. 
Score <--IsA-- Shoot <--FormOf-- Shot --IsA--> Charge <--RelatedTo--> Shock 
Skin <--RelatedTo--> Surface <--RelatedTo--> Slip 