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.

Input: Consider Input: Context: The S class was an express passenger steam locomotive that ran on Victorian Railways Australia from 1928 to 1954. Built when the VR was at its zenith and assigned to haul the broad gauge-leg of its Melbourne to Sydney interstate express passenger services the S class remained the VR's most prestigious locomotive class until the advent of diesel electric locomotives in the early 1950s.They were the first Pacific-type locomotives on the VR as well as its first 3-cylinder locomotive type.
Question: The document can be classified to which topic? 
Options: 1)Film, 2)MeanOfTransportation, 3)Company, 4)Album, 5)Plant

Output: 2


Input: Consider Input: Context: George R. Poulos was a Michigan politician.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)Athlete, 3)OfficeHolder, 4)MeanOfTransportation, 5)Film

Output: 3


Input: Consider Input: Context: Catocala dejeani is a moth of the Noctuidae family. It is found in China (Situan Shaanxi Guangxi) and Taiwan.Some authors consider it a subspecies of Catocala kuangtungensis.The wingspan is about 67 mm.
Question: The document can be classified to which topic? 
Options: 1)EducationalInstitution, 2)Athlete, 3)OfficeHolder, 4)Animal, 5)MeanOfTransportation


Output: 4