Task: Text Categorization
Input (English): Context: The Mooi River (Afrikaans: Mooirivier) is a river in North West Province South Africa. It is a tributary of the Vaal River and belongs to the Upper Vaal Water Management Area.
Question: The document can be classified to which topic? 
Options: 1)Athlete, 2)Artist, 3)OfficeHolder, 4)MeanOfTransportation, 5)NaturalPlace
Output (English): 5