Question: The Edmonton Oil Kings are owned by an inventor ranked by who as the 12th wealthiest Canadian?

Context articles: Daryl Katz
Derek Laxdal
David Musil
1965 Memorial Cup
Harry Allen (ice hockey)
Edmonton Oil Kings
1963 Memorial Cup
Rogers Place
1961 Memorial Cup
N. Murray Edwards

Daryl Allan Katz (born May 31, 1961) is a Canadian businessman, investor, and philanthropist.
 With an estimated net worth of $US 4.14 billion (as of November 2015), Katz was ranked by "Forbes" as the 12th wealthiest Canadian and 534th in the world.
 The Edmonton-based Katz is founder and chairman of the Katz Group of Companies, one of Canada’s largest privately owned enterprises, with operations in the pharmacy, sports & entertainment, and real estate development sectors.
 Katz Group owns the Edmonton Oilers, and is leading the development of Rogers Place arena and the Ice District.
 Katz is a former lawyer, and resides in Edmonton.
Derek Laxdal (born February 21, 1966 in Gimli, Manitoba and raised in Stonewall, Manitoba) is a former professional ice hockey right winger.
 Since 2014 he has been head coach of the AHL Texas Stars.
 Previously he served as head coach of the WHL Edmonton Oil Kings and the ECHL Idaho Steelheads.
 Laxdal led the Steelheads to the Kelly Cup championship in the 2006–07 season and won the 2014 Memorial Cup with the Oil Kings.
David Musil (born April 9, 1993) a Canadian-Czech ice hockey player who is currently playing under contract to HC Oceláři Třinec in the Czech Extraliga (ELH).
 He was a second round selection of the Edmonton Oilers in the 2011 NHL Entry Draft.
 SKA Saint Petersburg picked Musil in the first round, 12th overall of the 2010 KHL Junior Draft.
 He played junior hockey in the Western Hockey League for the Vancouver Giants and the Edmonton Oil Kings.
 Musil was born in Canada, and raised in the Czech Republic.
 He represents the Czech Replublic in international play.
The 1965 Memorial Cup final was the 47th junior ice hockey championship of the Canadian Amateur Hockey Association.
 The George Richardson Memorial Trophy champions Niagara Falls Flyers of the Ontario Hockey Association in Eastern Canada competed against the Abbott Cup champions Edmonton Oil Kings of the Central Alberta Hockey League in Western Canada.
 In a best-of-seven series, held at Edmonton Gardens in Edmonton, Alberta, Niagara Falls won their 1st Memorial Cup, defeating Edmonton 4 games to 1.
Harold John Allen (January 23, 1923 – August 2, 1990) was a Canadian ice hockey player with the Edmonton Mercurys.
 He won a gold medal at the 1950 World Ice Hockey Championships in London, England.
 The 1950 Edmonton Mercurys team was inducted to the Alberta Sports Hall of Fame in 2011.
 Allen, the brother of Keith Allen, also played in the PCHL for the Los Angeles Monarchs and Oakland Oaks.
 He later coached the Edmonton Oil Kings, and was named Edmonton's Sportsman of the Year after his Oil Kings team appeared in the 1959–60 Memorial Cup.
 Allen died on August 2, 1990 at the age of 67.
The Edmonton Oil Kings are a major junior ice hockey team based in Edmonton, Alberta, Canada that play in the Western Hockey League.
 As of July 2008, they are owned by Daryl Katz's Oilers Entertainment Group, who also own the Edmonton Oilers.
 The 2007–08 season was the newest incarnation of the Oil Kings' inaugural season in the Western Hockey League.
 To date NHL alumni are Tomas Vincour, Mark Pysyk, Curtis Lazar, Keegan Lowe, Griffin Reinhart, Henrik Samuelsson, Laurent Brossoit, and David Musil.
 As the 2012 WHL champions, the Oil Kings played in the 2012 Memorial Cup, losing 6-1 against the eventual winning team, the Shawinigan Cataractes, in the playoff tie-breaker.
 The Oil Kings won the 2014 Memorial Cup, defeating the Guelph Storm in the 2014 Memorial Cup final game.
The 1963 Memorial Cup final was the 45th junior ice hockey championship of the Canadian Amateur Hockey Association.
 The George Richardson Memorial Trophy champions Niagara Falls Flyers of the Ontario Hockey Association in Eastern Canada competed against the Abbott Cup champions Edmonton Oil Kings of the Central Alberta Hockey League in Western Canada.
 In a best-of-seven series, held at Edmonton Gardens in Edmonton, Alberta, Edmonton won their 1st Memorial Cup, defeating Niagara Falls 4 games to 2.
Rogers Place is a multi-use indoor arena in Edmonton, Alberta, Canada.
 It is mainly used for ice hockey and other indoor sports, but is also configurable as a venue for concerts or other events.
 Construction started in March 2014, and the building officially opened on September 8, 2016.
 The arena has a seating capacity of 18,347 as a hockey venue and 20,734 as a concert venue.
 It replaced Northlands Coliseum (opened 1974) as the home of the NHL's Edmonton Oilers and the WHL's Edmonton Oil Kings.
 The arena is located at the block between 101 and 104 Streets and 104 and 105 Avenues.
 Public transit access to the arena is provided by the Edmonton Light Rail Transit system (MacEwan station on the Metro Line) and Edmonton Transit Service bus.
The 1961 Memorial Cup final was the 43rd junior ice hockey championship of the Canadian Amateur Hockey Association.
 The George Richardson Memorial Trophy champions Toronto St. Michael's Majors of the Ontario Hockey Association in Eastern Canada competed against the Abbott Cup champions Edmonton Oil Kings of the Central Alberta Hockey League in Western Canada.
 In a best-of-seven series, held at the Edmonton Gardens in Edmonton, Alberta, St. Michael's won their 4th Memorial Cup, defeating Edmonton 4 games to 2.
N. Murray Edwards {'1': ", '2': ", '3': ", '4': "} (born December 10, 1959) is a Canadian oil sands financier and a co-owner of the Calgary Flames hockey team.
 With an estimated net worth of $US 2.2 billion (as of March 2011), Edwards was ranked by "Forbes" as the 14th wealthiest Canadian and 540th in the world.
 Edwards launched major Canadian companies including Canadian stalwarts Canadian Natural Resources Ltd and Ensign Energy Services Inc.