Scale is related to Instrument. Instrument is related to Drum. Drum is a synonym of Barrel. Butt is a type of Barrel. 
Result is related to Conclusion. Conclusion is a type of Section. 
Scale <--RelatedTo--> Instrument <--RelatedTo--> Drum <--Synonym--> Barrel <--IsA-- Butt 
Result <--RelatedTo--> Conclusion --IsA--> Section 