Task: Text Categorization
Input (English): Context: The Naval Aircraft Factory N3N was a United States two tandem-seat open cockpit primary training biplane aircraft built by the Naval Aircraft Factory (N.A.F.) in Philadelphia Pennsylvania during the 1930s.
Question: The document can be classified to which topic? 
Options: 1)Company, 2)MeanOfTransportation, 3)Artist, 4)Animal, 5)Athlete
Output (English): 2