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:  Attila Csihar (Hungarian: [ˈɒtilːɒ ˈtʃihɒr]; born 29 March 1971) also sometimes known as Void is a Hungarian black metal vocalist best known for his vocal work on Mayhem's De Mysteriis Dom Sathanas album. Author Ian Christe describes his vocals as operatic.He graduated as an electrical engineer and is a former private teacher of mathematics and physics. He is a divorced father of two children Arion and Julia.

3