Task: Text Categorization
Input (English): Context: The Pyshma (Russian: Пышма) is a river in Sverdlovsk and Tyumen Oblasts of Russia. It is a tributary of the Tura and is 603-kilometer (375 mi) long with a drainage basin of 19700 square kilometers (7600 sq mi).The Pyshma has its sources at 290 meters AMSL on the eastern side of the Ural Mountains near the town of Verkhnyaya Pyshma just north of Yekaterinburg.
Question: The document can be classified to which topic? 
Options: 1)Company, 2)Village, 3)NaturalPlace, 4)OfficeHolder
Output (English): 3