Answer the following question: Information: - Owls to Athens is the fourth book in the Hellenic Traders series by H N Turteltaub . Like the others in the series it is a work of historical fiction concerning the adventures of a pair of Greek traders from Rhodes . '' Taking owls to Athens '' was a contemporary Greek saying , roughly the equivalent of the modern '' selling snow to eskimos '' or '' carrying coals to Newcastle '' . - Hellenic Traders refers to a series of historical fiction books published by TOR and written by H.N. Turteltaub (a pseudonym of Harry Turtledove). The books center around cousins Menedemos and Sostratos who work as seaborne traders in the years following the death of Alexander the Great. The series is notable for a high degree of historical accuracy. - Alexander III of Macedon (20/21 July 356 BC 10/11 June 323 BC), commonly known as Alexander the Great ("Alexandros ho Megas" ), was a king ("basileus") of the Ancient Greek kingdom of Macedon and a member of the Argead dynasty. Born in Pella in 356 BC, Alexander succeeded his father, Philip II, to the throne at the age of twenty. He spent most of his ruling years on an unprecedented military campaign through Asia and northeast Africa, and by the age of thirty he had created one of the largest empires of the ancient world, stretching from Greece to northwestern India. He was undefeated in battle and is widely considered one of history's most successful military commanders. Given the information, choose the subject and object entities that have the relation of 'author'.
Answer:
owls to athens , harry turtledove