Question: In the 2012 Tim Hortons NHL All-Star Game, what position did the captain of the Boston Bruins serve?

Context paragraphs:
62nd National Hockey League All-Star Game: The 62nd National Hockey League All-Star Game, also known as the 2017 NHL All-Star Game (for sponsorship reasons, the 2017 Honda NHL All-Star Game), was held at Staples Center in Los Angeles, California, home of the Los Angeles Kings on January 29, 2017 at 12:30pm PT.  This was the third time Los Angeles hosted the NHL All-Star Game and first time since 2002.

Busher Jackson: Ralph Harvey "Busher" Jackson (January 17, 1911June 25, 1966) was a Canadian professional ice hockey player.  Jackson played 15 National Hockey League (NHL) seasons between 1929 and 1944 for the Toronto Maple Leafs, New York Americans and Boston Bruins.  He was a member of the famed Kid Line with Joe Primeau and Charlie Conacher, one of the early NHL's dominant scoring trios.  Jackson led the league in scoring in 1931–32 and was member of Toronto's 1932 Stanley Cup championship team.  He was named to five NHL All-Star Teams and played in three benefit all-star games, including the Ace Bailey Benefit Game, the first all-star game in NHL history.

Zdeno Chára: Zdeno Chára (] ; born 18 March 1977) is a Slovak professional ice hockey defenseman, currently serving as captain of the Boston Bruins of the National Hockey League (NHL).  He won the James Norris Memorial Trophy while playing for the Bruins in the 2008–09 season.

59th National Hockey League All-Star Game: The 59th National Hockey League All-Star Game, (also known as the "2012 Tim Hortons NHL All-Star Game") took place on January 29, 2012, at Scotiabank Place in Ottawa, Ontario.  This edition of the All-Star Game featured the "fantasy draft" format first seen in the previous 2011 NHL All-Star Game.  The participating players voted for team captains, selecting Daniel Alfredsson of the All-Star host Ottawa Senators and Zdeno Chara of the defending Stanley Cup champion, the Boston Bruins.

2016 Heritage Classic: The 2016 Heritage Classic (known as the 2016 Tim Hortons NHL Heritage Classic for sponsorship reasons) was a regular season outdoor National Hockey League (NHL) game that was held on October 23, 2016.  The game featured the Winnipeg Jets hosting the Edmonton Oilers at Investors Group Field in Winnipeg, home of the CFL's Blue Bombers.  The Oilers defeated the Jets, 3-0.  This was the fourth NHL Heritage Classic game, and the first of four outdoor regular season games during the 2016-17 NHL season.  Unusual for the NHL outdoor games, the 2016 Heritage Classic was held in mid-autumn, during the first month of the regular season, to avoid Winnipeg's harsher winter temperatures.

1984–85 Pittsburgh Penguins season: The 1984–85 Pittsburgh Penguins season was the team's 18th in the National Hockey League.  It marked the debut of Mario Lemieux for the Penguins.  Lemieux debuted on October 11, 1984, against the Boston Bruins and scored a goal with his very first NHL shot, on his first shift.  Later that season, Lemieux played in the NHL All-Star Game and became the first rookie to be named the All-Star Game's Most Valuable Player.  Despite missing seven games during the season, Lemieux scored 100 points and won the Calder Memorial Trophy as the rookie of the year.

Paul D. House: Paul D. House is the Executive Chairman of TDL Group Corporation (Tim Hortons).  He was born in Stoney Creek, Ontario.  His career includes a position as a director at Wendy's International, as well as President (1995–) and Chief Executive Officer (2005–) of Tim Hortons Inc.  He was previously Chief Operating Officer of Tim Hortons from 1992 to 2005 before taking his current position.  He received a BA in Economics from McMaster University in 1969.  He is a member of the Deans Advisory Council for the Goodman School of Business.

Brad McCrimmon: Byron Brad McCrimmon (March 29, 1959 – September 7, 2011) was a Canadian professional ice hockey defenceman and coach.  He played over 1,200 games in the National Hockey League (NHL) for the Boston Bruins, Philadelphia Flyers, Calgary Flames, Detroit Red Wings, Hartford Whalers and Phoenix Coyotes between 1979 and 1997.  He achieved his greatest success in Calgary, where he was named a second team All-Star in 1987–88, played in the 1988 NHL All-Star Game and won the Plus-Minus Award with a league leading total of +48.  In 1989, he helped the Flames win their first Stanley Cup championship.  His career plus-minus of +444 is one of the highest totals in NHL history.

Restaurant Brands International: Restaurant Brands International is a Canadian multinational fast food company.  Formed in 2014 by the $12.5 billion merger between American fast food restaurant chain Burger King and the Canadian coffee shop and restaurant chain Tim Hortons, and expanded by the 2017 purchase of Louisiana-based and themed Popeyes Louisiana Kitchen, the company is the third-largest operator of fast food restaurants in the world.  The company is based alongside Tim Hortons in Oakville, Ontario, but both chains retain their existing operations and headquarters in Oakville and Miami respectively.  The merger focused primarily on expanding the international reach of the Tim Hortons brand, and providing financial efficiencies for both companies.

Derek Samagalski: Derek Samagalski (born September 9, 1984) is a Canadian curler who currently resides in Winnipeg.  Samagalski won a bronze medal at the 2012 Tim Hortons Brier as lead, where he also won the first team all-star award for the position.

Supporting paragraphs: 59th National Hockey League All-Star Game Zdeno Chára
Answer: defenseman