You will be given a definition of a task first, then some input of the task.
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: Jusuf Antono Djojo or Ian Antono (born October 29 1950 Malang Indonesia) is an Indonesian guitarist and songwriter. He has collaborated with many other musicians including Anggun Iwan Fals Nicky Astria Doel Sumbang Gito Rollies Ebiet G Ade and Ikang Fawzi he is best known as God Bless' lead guitarist since 1974. Other notable collaboration was Gong 2000 which was established in 1991 until 1996. Ian Antono was also recognized as one of the very first rock guitarists in Indonesia.
Question: The document can be classified to which topic?
Options: 1)Company, 2)Building, 3)Artist, 4)OfficeHolder
Output:
3