TASK DEFINITION: In this task, you are given a text which is the body of a document. Your job is to classify the topic of the document into these categories: 1)Company, 2)Educational Institution, 3)Artist, 4)Athlete, 5)Office Holder, 6)Mean of transportation, 7)Building, 8)Natural place, 9)Village, 10)Animal, 11)Plant, 12)Album, 13)Film, 14)Written work. Your output should be the category number. Don't generate anything apart from numbers 1-14.
PROBLEM: Text:  The Pastena Caves (Italian: Grotte di Pastena) are a remarkable karst cave system located in the municipality of Pastena in the province of Frosinone Lazio. They are remarkable show caves of Italy and among the most notable ones of the region.

SOLUTION: 8

PROBLEM: Text:  Quercus brandegeei is a species of plant in the Fagaceae family. It is endemic to Mexico. It is threatened by habitat loss.

SOLUTION: 11

PROBLEM: Text:  The Resavčina (Serbian Cyrillic: Ресавчина) is a river in Serbia a 32 km-long right tributary to the Velika Morava river. It is sometimes also called Resavica or Resava (not to be confused with another Velika Morava's right tributary of Resava or its own tributary of Resavica).The Resavčina originates near the village of Proštinac in Svilajnac municipality.

SOLUTION:
8