Task: Text Categorization
Input (English): Context: The Handley Page H.P.51 was a monoplane conversion of the earlier unsuccessful biplane bomber-transport aircraft the Handley Page H.P.43. The Air Ministry ordered the production variant off the drawing board as the Handley Page H.P.54 Harrow bomber.
Question: The document can be classified to which topic? 
Options: 1)OfficeHolder, 2)Village, 3)Film, 4)Company, 5)MeanOfTransportation
Output (English): 5