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:  Pongsak Rattanapong (Thai: ปองศักดิ์ รัตนพงษ์) better known by his nickname Aof (อ๊อฟ) is a Thai singer and actor who gained popularity through the first season of the Thai reality show Academy Fantasia. He is known for his soft voice and sensitive songs.In 2009 Aof debuted in his musical Lom Haichai the Musical (The Breath) based on the songbook of Boyd Kosiyabong.

3