For 10 points, name this prolific Austrian composer known as the "father of the symphony."
Clarice and Ecclitico are united in this composer's opera The World in the Moon, and he composed an opera after Orlando Furioso called The Paladin Orlando. His final piano sonata in E-flat major is often considered his greatest. His works are organized in the Hoboken catalogue, and he composed an oratorio after the book of Genesis called The Creation. A repetitive chord pattern appears in his hundred and first symphony, "Clock," and a shocking sforzando gives a nickname to his "Surprise" symphony. For 10 points, name this prolific Austrian composer known as the "father of the symphony."
Clarice and Ecclitico are united in this composer's opera The World in the Moon, and he composed an opera after Orlando Furioso called The Paladin Orlando.
Franz Joseph {Haydn}