Barkeeper cannot have a location of book. Desk is located at library. Beaver is located at book. Desk cannot have a location of corn one brown one yellow. Barkeeper is located at street. Library is located at book. Book is located at desk. Knowledge cannot have a location of shark-infested water. Knowledge cannot have a location of corn one brown one yellow. Torpedo is located at street. Knowledge cannot have a location of book.
Desk is located at book.