Unknown is the opposite of Name. Name is related to Given. Given is related to Present. Present is related to Rise. 
Piece is related to Art. Art is related to Poet. Poet is related to Creative. 
Unknown <--Antonym--> Name <--RelatedTo--> Given <--RelatedTo--> Present <--RelatedTo--> Rise 
Piece <--RelatedTo--> Art <--RelatedTo--> Poet <--RelatedTo--> Creative 