Task: Text Categorization
Input (English): Context: Yuko Nakanishi (中西悠子 Nakanishi Yūko born April 24 1981 in Ikeda Osaka Japan) is a Japanese butterfly swimmer.
Question: The document can be classified to which topic? 
Options: 1)Athlete, 2)EducationalInstitution, 3)Plant, 4)MeanOfTransportation, 5)OfficeHolder
Output (English): 1