Task: Text Categorization
Input (English): Context: The Douglas Cloudster was a 1920s American biplane aircraft. It was the only product of the Davis-Douglas Company; designed to make the first non-stop flight coast-to-coast across the United States.
Question: The document can be classified to which topic? 
Options: 1)Athlete, 2)NaturalPlace, 3)Artist, 4)MeanOfTransportation, 5)WrittenWork
Output (English): 4