Since Othello was written by William Shakespeare, and Othello is a tragedy play, it follows that William Shakespeare wrote a tragedy play.
2. Corrected_text: Since Brussels is north of Paris and Copenhagen is north of Brussels, it follows that Paris is north of Copenhagen.
3. Corrected_text: If Abraham Lincoln was beheaded, then he died. Lincoln died. Therefore, he was beheaded.
4. Corrected_text: The longest river in South America is the Amazon, and the Amazon flows through Brazil. Therefore, the longest river in South America flows through Brazil.
5. Corrected_text: The Empire State Building is taller than the Statue of Liberty, and the Statue of Liberty is taller than the Eiffel Tower. Therefore, the Empire State Building is taller than the Eiffel Tower.
6. Corrected_text: All humans with diabetes are mammals. Therefore, all humans are mammals.
7. Corrected_text: Chicago is a city in Illinois and Illinois is part of the USA. Therefore, Chicago is a city in the USA.
8. Corrected_text: If Hillary Clinton was a senator from Oregon, then she represented a western state. Hillary Clinton did not represent a western state, therefore, she did not represent Oregon.