Question: The Obitsu River (小櫃川 Obitsu-gawa) is a river in Kimitsu Kisarazu and Sodegaura Chiba Prefecture Japan. The river is 88 kilometers (55 mi) in length and has a drainage area of 273.2 square kilometers (105.5 sq mi). Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer: Natural Place

Question: Possessing the Secret of Joy is a 1992 novel by Alice Walker. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer: Written Work

Question: Ivan Janek (born 1 July 1986) is a Slovak football defender who currently plays for the Majstrovstvá regiónu club MFK Zemplín Michalovce B. Janek began his playing career with ŠK Slovan Bratislava. He also had a spell with Bohemians 1905 making nine appearances in the Czech Gambrinus liga. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Athlete