Task: Text Categorization
Input (English): Context: The SPCA 90 was a civil transport aircraft built in France in the early 1930s. It was a high-wing monoplane of conventional layout with a thick-sectioned cantilever wing. The cabin was fully enclosed and was large enough that the aircraft could be used as an air ambulance to carry two stretchers plus attendants. The fixed undercarriage consisted of divided main units and a tailskid.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)Artist, 3)NaturalPlace, 4)MeanOfTransportation, 5)Athlete
Output (English): 4