Task: Text Categorization
Input (English): Context: Rachel Mary Siewert (born 4 November 1961 in Sydney New South Wales) is an Australian Greens politician who was elected to represent Western Australia in the Australian Senate at the 2004 federal election.
Question: The document can be classified to which topic? 
Options: 1)Album, 2)Artist, 3)OfficeHolder, 4)Plant, 5)MeanOfTransportation
Output (English): 3