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.

Ex Input:
Context: The BMW New Six CS (internal name BMW E9) was a two-door coupé built for BMW by Karmann from 1968 to 1975. It was developed from the New Class-based BMW 2000CS coupé which was enlarged to hold the BMW M30 straight-6 engine used in the E3 sedan.The E9 platform especially the 3.0CSL homologation special was very successful in racing especially in European Touring Car Championship and the Deutsche Rennsport Meisterschaft. This helped to establish BMW's status as a sporty driver's car.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)MeanOfTransportation, 3)Athlete, 4)Film, 5)OfficeHolder

Ex Output:
2


Ex Input:
Context: The Flying Circus of Physics by Jearl Walker (1975 published by John Wiley and Sons second edition in 2006) is a book that poses (and answers) about a thousand questions concerned with everyday physics.
Question: The document can be classified to which topic? 
Options: 1)Village, 2)OfficeHolder, 3)Album, 4)Artist, 5)WrittenWork

Ex Output:
5


Ex Input:
Context: Sherlock Holmes is a 1916 silent film made by Essanay Studios and was one of the earliest American film adaptations of Arthur Conan Doyle's Sherlock Holmes. It starred William Gillette as Holmes based on his 1899 stage play which is based on not one case but takes inspiration from the short stories A Scandal in Bohemia The Final Problem and The Copper Beeches and the novel A Study in Scarlet.
Question: The document can be classified to which topic? 
Options: 1)OfficeHolder, 2)Album, 3)MeanOfTransportation, 4)Film

Ex Output:

4