Question: Toronto's Insight Sports is partially owned by what Canadian businessman?
Context: Insight Sports Ltd. is a sports media and entertainment company based in Toronto, Ontario, Canada.  The company is owned in part by Larry Tanenbaum, part owner of Maple Leaf Sports & Entertainment. Lawrence M. Tanenbaum {'1': ", '2': ", '3': ", '4': "} (born 1945) is a Canadian businessman and chairman of Maple Leaf Sports & Entertainment (MLSE).  He owns a 25% stake in MLSE through his holding company Kilmer Sports Inc. The Adelaide Hotel Toronto is a mixed-use skyscraper in Toronto, Ontario, Canada.  It was built by Markham-based Talon International Development Inc., which is owned by Val Levitan and Canadian businessman Alex Shnaider.  It used to be known as the Trump International Hotel and Tower Toronto. Black River Entertainment is an independent record label in Nashville, Tennessee, specializing in country music.  The company is a partially owned subsidiary of Pegula Sports and Entertainment, which otherwise specializes primarily in professional sports team ownership in Western New York (including the Buffalo Bills, Buffalo Sabres, Buffalo Bandits and Rochester Americans). John William Billes (1897 – November 1956) was a Canadian businessman and co-founder of Canadian Tire.  Born in Toronto, Ontario, in 1922 he and his brother Alfred bought Hamilton Tire and Garage Ltd. in Toronto.  The following year they moved the garage to downtown Toronto where they began the conversion to a garage/retail business.  In 1927 they incorporated under the name Canadian Tire Corporation Ltd. with William Billes as its President. Douglas Bruce Ford Jr. (born November 20, 1964) is a Canadian businessman and politician in Toronto, Ontario.  Ford was Toronto City Councillor for Ward 2 Etobicoke North in Toronto from 2010 to 2014 at the same time that his brother, Rob Ford (1969–2016), was mayor of Toronto.  Their father, Doug Ford Sr., was a Member of Provincial Parliament from 1995 to 1999 and founded Deco Labels and Tags, a printing business operating in Canada and the United States.  The business is now owned by Doug Ford Jr., who has served as company president since 2002, and his brother, Randy. William Gamble (5 August 1805 – 20 March 1881) was a Canadian businessman and pioneer.  He was the son of the politician John Gamble, and was born in Kingston, Upper Canada.  He started a store in Toronto before becoming a miller in Etobicoke.  His business interests expanded to include a hotel, a distillery and shipping to transport his flour, as well as local crops, to Toronto.  After 1835 he also became involved in developing Mimico.  He was active in building new roads and bridges, opening up territory for development.  Flood damage by the Humber River in 1850, and the repeal of the British Corn Laws in 1849 (bringing a dramatic fall in the price of his flour) caused his milling business to collapse, but his reputation as a business leader endured and he was active in the foundation of the Bank of Toronto in 1855.  The last remnants of his milling business fell out of his hands in 1862 when his mortgage was foreclosed, leaving him on the cusp of bankruptcy. Fred Dominelli is a Canadian businessman and municipal politician in Toronto, Ontario, Canada.  He served as interim City Councillor in Toronto from May until November 2003.  He is perhaps best known for speculatively purchasing land directly in the path of a proposed major roadway project in Toronto.  The project was later cancelled. The New England Black Wolves are a professional box lacrosse team based in Uncasville, Connecticut.  They are members of the National Lacrosse League and began play in the winter of 2014–2015 at the Mohegan Sun Arena in Uncasville.  The team is partially owned by the Mohegan Tribe of Indians of Connecticut, and partially owned by Brad Brewster. George Weston (March 23, 1864 – April 6, 1924) was a Canadian businessman and the founder of George Weston Limited.  He became Toronto’s biggest baker with Canada’s largest bread factory.  Weston began his career at the age of twelve as a baker's apprentice and went on to become a bread route salesman.  By the turn of the century, he was known throughout the city for his "Weston’s Home-Made Bread" and years later for "Weston’s Biscuits."  In addition to being a successful local businessman, he was also a prominent Methodist, as well as a municipal politician who served four years as alderman on Toronto City Council.
Answer: Lawrence M. Tanenbaum