Art is related to Fine. Fine is related to Dance. Dance is related to Beat. Beat is a synonym of Pound. 
Grade is a type of Rank. Rank is related to Private. Private is related to House. 
Art <--RelatedTo--> Fine <--RelatedTo--> Dance <--RelatedTo--> Beat <--Synonym--> Pound 
Grade --IsA--> Rank <--RelatedTo--> Private <--RelatedTo--> House 