Want is a different concept from Mountain. Mountain is the opposite of Hill. 
Working is related to Energy. Energy is related to Speed. Speed is a different concept from Sail. Sail is related to Capture. 
Want <--DistinctFrom--> Mountain <--Antonym--> Hill 
Working <--RelatedTo--> Energy <--RelatedTo--> Speed <--DistinctFrom--> Sail <--RelatedTo--> Capture 