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.
Example: Text: The Mansfield Building Society is a UK building society which has its headquarters in Mansfield Nottinghamshire. It is a member of the Building Societies Association.
Question: The document can be classified to which topic? Options: 1)Animal, 2)Plant, 3)Building, 4)Company, 5)WrittenWork
Example solution: 3
Example explanation: Mansfield Building Society is a UK building society. Hence, option 3 is the correct answer

Problem: Context: The CRH3 is a version of the Siemens Velaro high-speed train used in China on the Beijing-Tianjin Intercity Rail line Wuhan-Guangzhou Passenger Dedicated Line Zhengzhou-Xi'an Passenger Dedicated Line and the ShanghaiNanjing High-Speed Railway. It is capable of service speed of 380 km/h (236 mph) as the very similar Velaro E used in Spain but 300 mm (11.8 in) wider to take advantage of a more generous structure gauge and thus be able to fit in more seats in a 2+3 layout.
Question: The document can be classified to which topic?
Options: 1)OfficeHolder, 2)Artist, 3)MeanOfTransportation, 4)Building
Solution: 3