Piece is related to Candy. Candy is related to Treat. Treat is related to Party. Party is a type of Person. 
Burn is related to Accident. Accident is related to Slip. Slip is related to Skirt. 
Piece <--RelatedTo--> Candy <--RelatedTo--> Treat <--RelatedTo--> Party --IsA--> Person 
Burn <--RelatedTo--> Accident <--RelatedTo--> Slip <--RelatedTo--> Skirt 