Piece is related to Little. Little is related to Test. Test is related to Assessment. 
Actor is a type of Artist. Actor is a synonym of Role. Role is a type of Activity. Works is a type of Activity. 
Piece <--RelatedTo--> Little <--RelatedTo--> Test <--RelatedTo--> Assessment 
Artist <--IsA-- Actor <--Synonym--> Role --IsA--> Activity <--IsA-- Works 