Task: Text Categorization
Input (English): Context: USS Alaska (SSBN-732) is a United States Navy Ohio-class ballistic missile submarine which has been in commission since 1986. She is the fourth U.S. Navy ship to be named for the Territory or State of Alaska.
Question: The document can be classified to which topic? 
Options: 1)Building, 2)MeanOfTransportation, 3)Village, 4)Film, 5)EducationalInstitution
Output (English): 2