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: Sianav (Persian: سياناو‎ also Romanized as Sīānāv and Sīānow) is a village in Avalan Rural District Muchesh District Kamyaran County Kurdistan Province Iran. At the 2006 census its population was 168 in 39 families.
Question: The document can be classified to which topic? 
Options: 1)OfficeHolder, 2)MeanOfTransportation, 3)Film, 4)Village

Ex Output:
4


Ex Input:
Context: Acacia neriifolia also known as the Oleander Wattle is a tree in the Acacia genus originally from Australia. It is common in the Moonbi Ranges and is also found in Ibiza.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)Artist, 3)Building, 4)OfficeHolder, 5)MeanOfTransportation

Ex Output:
1


Ex Input:
Context: The Cardiff University School of Medicine (Welsh: Ysgol Feddygaeth Prifysgol Caerdydd) is the medical school of Cardiff University and is located in Cardiff Wales UK.
Question: The document can be classified to which topic? 
Options: 1)OfficeHolder, 2)EducationalInstitution, 3)Building, 4)MeanOfTransportation, 5)Plant

Ex Output:

2