Task: Text Categorization
Input (English): Context: USS L. Mendel Rivers (SSN-686) a Sturgeon-class attack submarine in commission from 1975 to 2001 is the only ship of the United States Navy thus far to have been named for L. Mendel Rivers (1905–1970) U.S. Representative from South Carolina's 1st Congressional District (1941–1970).
Question: The document can be classified to which topic? 
Options: 1)Animal, 2)Film, 3)Building, 4)MeanOfTransportation, 5)Artist
Output (English): 4