Task: Text Categorization
Input (English): Context: The Tupolev DB-1 was a Soviet long-range bomber developed in the 1930s. It was developed from the Tupolev ANT-25 distance record-breaking aircraft. Development was prolonged and it was recognized as obsolete by the time it was in production. Only eighteen were built and all were withdrawn from service in 1937.
Question: The document can be classified to which topic? 
Options: 1)Village, 2)Athlete, 3)Album, 4)MeanOfTransportation, 5)Plant
Output (English): 4