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. Dora Zaslavsky -  Dora Zaslavsky Koch (1905-1987) was an American pianist who was one of the first graduates and later a teacher of the Manhattan School of Music. Zaslavsky was born in Ukraine and was married to John Koch by 1933. She died on September 9 1987.
Artist

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. Henri Jaspar -  Henri Jaspar (28 July 1870 – 15 February 1939) was a Belgian Catholic Party politician.Jaspar was born in Schaerbeek and trained as a lawyer. He represented Liège as a Catholic in the Belgian Chamber of Representatives from 1919 until 1936. He helped create the Belgium-Luxembourg Economic Union in 1921 and served as the 27th Prime Minister of Belgium from 1926 to 1931.
Office Holder

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. Marlborough Brook Filter Beds -  The Marlborough Brook Filter Beds are a series of water filtration beds near the mouth of Marlborough Brook where it enters Sudbury Reservoir near the town line between Marlborough and Southborough Massachusetts. The filter beds were constructed in 1895 as part of the reservoir construction to improve the water quality of Marlborough and Walker Brooks.
Building