Brush is a synonym of Tail. Tail is related to Cotton. Cotton is related to Candy. 
Activist is a type of Person. Person wants (to) Influential. Influential is similar to Powerful. Powerful is related to Motor. 
Brush <--Synonym--> Tail <--RelatedTo--> Cotton <--RelatedTo--> Candy 
Activist --IsA--> Person --Desires--> Influential <--SimilarTo--> Powerful <--RelatedTo--> Motor 