Fault is a synonym of Shift. Shift is a type of Type. 
you are likely to find Gasoline in/at/on Boat. Boat is related to Motor. Motor is related to Work. Work is related to Fashion. 
Fault <--Synonym--> Shift --IsA--> Type 
Gasoline --AtLocation--> Boat <--RelatedTo--> Motor <--RelatedTo--> Work <--RelatedTo--> Fashion 