Q: 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.
Context: Timsher (Timshor) is a river in Perm Krai Russia right tributary of South Keltma River. It is 235 km in length with drainage basin 2650 km. It starts in northwestern part of Perm Krai in Gaynsky District near the border with Komi Republic. Flows into South Keltma in 15 km from its mouth. There are many swamps and lakes along the river.Main tributaries: Left: Okos Chepets; Right: Myi Bortom.
Question: The document can be classified to which topic?
Options: 1)Athlete, 2)NaturalPlace, 3)Building, 4)OfficeHolder, 5)EducationalInstitution
A:
2