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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. Nikolai Janson -  Nikolai Janson (Russian: Николай Михайлович Янсон Nikolay Mikhailovich Ianson; 24 November 1882 in Saint Petersburg – 20 June 1938 in Moscow) was a Soviet and Estonian communist politician. He was People's Commissar for Justice (in 1929) and People's Commissar for Water Transport (named on 30 January 1931). On 13 March 1934 he was demoted to the post of Deputy People's Commissar for the offshore part.
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Office Holder


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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. Paloșul River (Frumoasa) -  The Paloșul River is a tributary of the Frumoasa River in Romania.
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Natural Place


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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. Bittacus -  Bittacus is a genus of hanging flies in the order Mecoptera. Members of the genus have a cosmopolitan distribution.
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