Matthias Paul better known by his stage name Paul van Dyk (German: [fanˈdʏk]; (born 16 December 1971 in Eisenhüttenstadt East Germany) is a German Grammy Award-winning Electronic Dance Music DJ musician and record producer. One of the first true superstar DJs Paul van Dyk was the first artist to receive a Grammy nomination in the newly added category of Best Dance/Electronic album for his 2003 release Reflections. He was named the World's No. 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?
Artist

Sergejs Mirskis (born 1952) is a Latvian politician. He is a member of the Harmony Centre party and a deputy of the 10th Saeima (Latvian Parliament). He began his current term in parliament on November 18 2010. 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?
Office Holder

MS Prinsendam (formerly Seabourn Sun and Royal Viking Sun) is a cruise ship for Holland America Line and is nicknamed the Elegant Explorer. She was launched in 1988 as Royal Viking Sun for the Royal Viking Line and was renamed Seabourn Sun when Seabourn Cruise Line acquired the ship in 1999. Shortly after in 2002 Seabourn wished to concentrate on smaller vessels. So in 2002 they transferred the ship to Holland America Line where she was renamed the Prinsendam. 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

USNS Pecos (T-AO-197) is a Henry J. Kaiser-class underway replenishment oiler operated by the Military Sealift Command to support ships of the United States Navy and the third such ship to be named after the Pecos River.Pecos the eleventh Henry J. Kaiser-class ship was laid down on 17 February 1988 at Avondale Shipyards in New Orleans Louisiana and launched on 23 September 1989. 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