Definition: In this task, you are given a text which is the body of a document. You are given a question and options. Pick the correct number. Don't generate anything else apart from the numbers provided in options.
Input: Context: The Pskem Mountain Range (Russian: Pskemskiy Khrebet) Pishkom Mountains a range in the west Tien Shan is a natural border between Kyrgyzstan and Uzbekistan. It extends over 160 km from north-east to south-west in the extreme north-eastern finger of Uzbekistan's Tashkent Province. The range is a water divide between Pskem River to the north and the Sandalysh River Chatkal River and Koksu River to the south.
Question: The document can be classified to which topic?
Options: 1)Artist, 2)MeanOfTransportation, 3)WrittenWork, 4)Album, 5)NaturalPlace
Output:
5