Question: Danish ice hockey coach, Olaf Eller, is the father of Danish professional ice hockey player who was drafted by what team in the first round of the 2007 NHL Entry Draft?

Context paragraphs:
Olaf Eller: Olaf Eller (born June 13, 1960) is a Danish ice hockey coach.  He is currently the head coach of Denmark men's national junior ice hockey team.  His son is Lars Eller, who was drafted 13th overall to the St. Louis Blues in 2007 and currently plays for the Washington Capitals.  His son Mads Eller won the Memorial Cup with the Edmonton Oil Kings of the Western Hockey League, and currently plays for the Gentofte Stars in the Danish Metal Ligaen.

Lars Eller: Lars Fosgaard Eller (born 8 May 1989) is a Danish professional ice hockey player currently playing for the Washington Capitals of the National Hockey League (NHL).  He was drafted by the St. Louis Blues in the first round, 13th overall in the 2007 NHL Entry Draft.

Viktor Tikhonov (ice hockey, born 1988): Viktor Vasilievich Tikhonov (Russian: Виктор Васильевич Тихонов ; born 12 May 1988) is a Latvian-born Russian-American professional ice hockey forward currently under contract to SKA St. Petersburg of the Kontinental Hockey League (KHL).  Tikhonov was originally selected 28th overall in the 2008 NHL Entry Draft, by the Phoenix Coyotes.  After several years in the NHL with the Coyotes, Tikhonov moved to the Kontinental Hockey League (KHL) in Russia, where he spent four years with SKA St. Petersburg.  In 2015, he returned to the NHL, signing a contract with the Chicago Blackhawks, appearing in 11 games for them before he was claimed on waivers by the Coyotes.  He was named after his grandfather, Viktor Vasilyevich Tikhonov, the late Soviet ice hockey player and coach.  His father was Vasily Tikhonov, who was also an ice hockey coach.  Born in Latvia while it was still a member of the USSR, Tikhonov has represented Russia internationally, participating in several World Championships and the 2014 Winter Olympics in Sochi, Russia.

Denis Tsygurov: Denis Gennadievich Tsygurov (February 26, 1971 – January 10, 2015) was a professional ice hockey player.  Tsygurov was drafted in the second round, 38th overall, by the Buffalo Sabres in the 1993 NHL Entry Draft following two seasons with HC Lada Togliatti of the Russian Hockey Super League.  Tsygurov came to North America the following year and played in 24 games with the Rochester Americans of the American Hockey League and four games for the Sabres during the 1993–94 season.  He was the son of Gennady Tsygurov, who was an ice hockey coach in Russia.

Mark Osiecki: Mark Anthony Osiecki (born July 23, 1968) is an American ice hockey coach and former professional ice hockey player.  Osiecki was the head coach of the Ohio State University ice hockey team from the 2010–11 season to the 2012–13 season.  Osiecki played 93 games in the NHL for the Calgary Flames, Ottawa Senators, Winnipeg Jets and Minnesota North Stars.  Osiecki was drafted by the Flames in the 9th round, 187th overall in the 1987 NHL Entry Draft.

Ruslan Bashkirov: Ruslan Bashkirov (born March 7, 1989) is a Russian professional ice hockey player.  Bashkirov is currently a member of Amur Khabarovsk of the Russian KHL.  On June 23, 2007, he was drafted in the second round, 60th overall, by the Ottawa Senators in the 2007 NHL Entry Draft held in Columbus, Ohio.  He is 6'0" tall and weighs 184 pounds.  He plays as a forward, and shoots left.  He is the twin brother of ice hockey player Roman Bashkirov.

Brad Lauer: Brad R. Lauer (born October 27, 1966) is a former Canadian ice hockey coach and former professional ice hockey player.  Lauer was let go as the powerplay coach for the Anaheim Ducks of the National Hockey League (NHL) in June 2015.  Lauer was drafted 34th overall in the 1985 NHL Entry Draft by the New York Islanders and played in the NHL for the Islanders, Chicago Blackhawks, Ottawa Senators, and Pittsburgh Penguins.

Sam Gagner: Sam William Gagner (born August 10, 1989) is a Canadian professional ice hockey player currently playing for the Vancouver Canucks of the National Hockey League (NHL).  He was drafted by the Edmonton Oilers in the first round, sixth overall, of the 2007 NHL Entry Draft, and played there for the first seven years of his NHL career.  He also played one season for the Arizona Coyotes and another with the Philadelphia Flyers.

Paul Houck: Paul Houck (born August 12, 1963 in Vancouver, British Columbia) is a former ice hockey player.  He had a successful college career with the University of Wisconsin between 1981 and 1985, and was named a Western Collegiate Hockey Association Second Team All-Star in 1983, as well as earning a spot on the National Collegiate Athletic Association Championship All-Tournament team.  He was selected 71st overall by the Edmonton Oilers in the 1981 NHL Entry Draft, and traded to the Minnesota North Stars in 1985.  Houck played 16 National Hockey League games for the North Stars between 1985 and 1988, scoring one goal and two assists while spending most of his career in the minor leagues.  He played two seasons in the Nederlands between 1989 and 1991 before retiring.  His son, Jackson Houck, was drafted 94th overall by the Edmonton Oilers in the 2013 NHL Entry Draft.  Paul, of the 1981 NHL Entry Draft, and his son, of the 2013 NHL Entry Draft, become the first father-and-son tandem drafted by the Edmonton Oilers in the team's history.

Colton Gillies: Colton Gillies (born February 12, 1989) is a Canadian professional ice hockey left winger who is currently playing for the Dinamo Riga of the Kontinental Hockey League (KHL).  He was drafted by the Minnesota Wild in the first round (16th overall) of the 2007 NHL Entry Draft.  He was claimed of off waivers by the Columbus Blue Jackets on January 14, 2012.  He is the nephew of NHL hockey player, Clark Gillies.

Supporting paragraphs: Olaf Eller Lars Eller
Answer: St. Louis Blues