Question: In what year was Patrick Dolan's brother born?

Context paragraphs:
Pat Dolan: Patrick Dolan (born 20 September 1967 in Galway, Ireland) is a former football player, manager, and executive.  He is a soccer analyst on RTÉ Sport.  He writes articles in the "Irish Daily Star".

Patrick Critton: Patrick Dolan Critton is a former teacher from Mount Vernon, New York who was arrested and convicted nearly three decades after an aircraft hijacking traveling within Ontario.  Critton, who was a passenger on the plane, allegedly ordered its crew to fly to Cuba.

Geoff Dolan: Geoffrey Patrick Dolan (known as Geoff Dolan) (born 29 December 1964 in Lower Hutt, New Zealand) is a New Zealand actor, singer and corporate entertainer who is probably best known in recent times as recurring character, Derrick/Thor in The Almighty Johnsons.  He resides in Auckland.

John P. Dolan: John Patrick Dolan (born June 8, 1962) is an American prelate of the Catholic Church and auxiliary bishop in the Diocese of San Diego.

Glenn Patrick: Glenn Curtiss Patrick (born April 26, 1950) is an American former professional ice hockey player who played 38 games in the National Hockey League and 23 games in the World Hockey Association between 1973 and 1977.  He played with the St. Louis Blues, California Golden Seals, Cleveland Barons, and Edmonton Oilers.  Patrick was also a member of the United States national team at the 1978 Ice Hockey World Championship tournament.  His father Lynn Patrick, older brother Craig Patrick, grandfather Lester Patrick and great-uncle Frank Patrick are all former professional players and managers and members of the Hockey Hall of Fame.  Patrick was born in New York City, New York, but grew up in Wellesley, Massachusetts.  Patrick graduated from Ladue High School in Ladue Missouri in 1968.

James L. Dolan: James Lawrence Dolan (born May 11, 1955) is an American businessman who serves as Executive Chairman of The Madison Square Garden Company and MSG Networks.  As the company's chairman, Dolan oversees all operations within the company and also supervises day-to-day operations of its professional sports teams, the New York Knicks, New York Rangers, and New York Liberty, as well as their regional sports networks, which include MSG Network and MSG Plus.  Dolan previously served as CEO of Cablevision until its sale in June 2016.

News 12 Networks: The News 12 Networks are a group of American regional cable news television channels that are owned by Newsday Media Holdings and presided over by Patrick Dolan, son of Newsday majority owner Charles Dolan and brother of James L. Dolan.  All channels provide rolling news coverage 24-hours a day, focusing primarily on different regions of the New York City metropolitan area outside of Manhattan, Staten Island and Queens.  It has become the most-watched and most award-winning hyper-local news network in the USA.

Mathias Barrett: Brother Mathias Barrett (1900–1990) was a Catholic Brother born in Ireland who founded a number of homes to help serve the needy and homeless throughout North America.  He is also the founder of The Little Brothers of the Good Shepherd.

Cozy Dolan: Patrick Henry "Cozy" Dolan (December 3, 1872 – March 29, 1907) was an American professional baseball right fielder.  He played in Major League Baseball (MLB) for the Boston Beaneaters, Chicago Orphans, Brooklyn Superbas, Chicago White Sox, and Cincinnati Reds between 1895 and 1906.  Born in Cambridge, Massachusetts, he fell ill during spring training in 1907 and died in Louisville, Kentucky of typhoid fever soon afterwards.

Rosy Ryan: Wilfred Patrick Dolan Ryan (March 15, 1898 in Worcester, Massachusetts – December 10, 1980 in Scottsdale, Arizona) was a pitcher in Major League Baseball.  He pitched from 1919 to 1933, appearing in three consecutive World Series for the New York Giants from 1922 to 1924.  He managed in the minor leagues from 1941 to 1942 and 1944 to 1945 and was later a minor league general manager.  In 1961 he was presented with the King of Baseball award given by Minor League Baseball.  He was the first relief pitcher to ever hit a home run in the postseason.  The second was Travis Wood of the Chicago Cubs who hit a home run in Game 2 of the 2016 NLDS.

Supporting paragraphs: News 12 Networks James L. Dolan
Answer: 1955