The Băbiu River is a tributary of the Almaş River in Romania. 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?
Natural Place

The Xavante River (Mato Grosso) is a river of Mato Grosso state in western Brazil. 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?
Natural Place

The Boeing XP-15 was a prototype monoplane fighter of the United States the second to be designated a pursuit type after the Boeing XP-9. 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?
Mean Of Transportation