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: Metalhead is the fourteenth studio album by heavy metal band Saxon released in 1999 (see 1999 in music).
Question: The document can be classified to which topic?
Options: 1)Plant, 2)EducationalInstitution, 3)Animal, 4)Album, 5)Building
4

Context: Come Swing with Me! is an album by American singer Frank Sinatra released in 1961.The album is Sinatra's final swing session with Capitol Records as his next album Point of No Return would be composed mainly of torch songs. This album is possibly unique for the orchestral arrangement and stereophonic set-up by Billy May.
Question: The document can be classified to which topic?
Options: 1)WrittenWork, 2)Plant, 3)MeanOfTransportation, 4)Album
4

Context: Petr Vasiliev (also Pyotr Vasiliev Uzbek: ; born April 21 1981) is a retired Uzbekistani swimmer who specialized in freestyle events.
Question: The document can be classified to which topic?
Options: 1)EducationalInstitution, 2)Plant, 3)Building, 4)Athlete
4