Question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Sergey Darkin (speedway rider) -  Sergey Darkin (born 18 June 1973) is a Russian motorcycle speedway rider who is a member of Russia's national team.
Answer:
Athlete