Dance is related to Twist. Twist is related to Lemon. Lemon is related to Fruit. Fruit is related to Corn. 
Man is a type of Staff. Man is related to Agent. Agent is related to Representative. Representative is similar to Democratic. 
Dance <--RelatedTo--> Twist <--RelatedTo--> Lemon <--RelatedTo--> Fruit <--RelatedTo--> Corn 
Staff <--IsA-- Man <--RelatedTo--> Agent <--RelatedTo--> Representative <--SimilarTo--> Democratic 