Surprise is related to Sudden. Sudden is related to Shock. Shock is related to Wave. Wave is a type of Curve. 
News is related to Paper. Paper is related to Part. Part is related to Section. Section is related to Troop. 
Surprise <--RelatedTo--> Sudden <--RelatedTo--> Shock <--RelatedTo--> Wave --IsA--> Curve 
News <--RelatedTo--> Paper <--RelatedTo--> Part <--RelatedTo--> Section <--RelatedTo--> Troop 