Prevention is a synonym of Bar. Bar is related to Strip. Strip is related to Column. 
Conduct is a synonym of Accompany. Accompany is a type of Travel. Travel requires Careful. 
Prevention <--Synonym--> Bar <--RelatedTo--> Strip <--RelatedTo--> Column 
Conduct <--Synonym--> Accompany --IsA--> Travel --HasPrerequisite--> Careful 