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.
Input: Text:  Rail and Titsworth Canal Warehouse also known as DeCilio's is a historic canal warehouse building located at Belfast in Allegany County New York. It is the oldest surviving warehouse from along the route of the Genesee Valley Canal later Genesee Valley Canal Railroad. It was built about 1853 in the Greek Revival style.

7