Trouble is related to Kid. Kid is related to Sugar. Sugar is related to Very. 
Pit is a type of Hole. Hole can be used for Water. Water is related to Land. Forest is a type of Land. 
Trouble <--RelatedTo--> Kid <--RelatedTo--> Sugar <--RelatedTo--> Very 
Pit --IsA--> Hole --UsedFor--> Water <--RelatedTo--> Land <--IsA-- Forest 