Question: In which division of the Eastern Conference does this National Hockey League team, for which Martin Sonnenberg played, compete?

Context paragraphs:
Charlotte Checkers: The Charlotte Checkers are a minor-league professional ice hockey team based in Charlotte, North Carolina.  They are members of the Atlantic Division of the Eastern Conference in the American Hockey League (AHL), and are the AHL affiliate of the Carolina Hurricanes of the National Hockey League (NHL).  The Checkers play their home games at Bojangles' Coliseum.  The current organization is the third team by this name; it succeeded a Checkers franchise which played in the ECHL from 1993 until the end of the 2009–10 ECHL season.  The original Checkers team played in the city from 1956 to 1977, originally in the Eastern Hockey League and then in the Southern Hockey League.  The franchise is one of five teams to directly replace and share a name with a predecessor from a lower-tier league; the others are the Bakersfield Condors, Ontario Reign, Rockford IceHogs, and San Diego Gulls.

2013–14 Toronto Maple Leafs season: The 2013–14 Toronto Maple Leafs season was the 97th season for the National Hockey League franchise that was established on November 22, 1917.  Due to a realignment that was approved on March 14, 2013 by the NHL's Board of Governors, the Maple Leafs played this season in the eight-team Atlantic Division of the Eastern Conference.  For the first time since the 1997–98 season, they played every team in the league at least once both home and away.  In fact, they played the Canadiens and the Sabres five times each, every other team in their own division four times each, teams in the Metropolitan Division of the Eastern Conference three times each, and every team from the Western Conference twice.

Prince of Wales Trophy: The Prince of Wales Trophy, also known as the Wales Trophy, is an award presented by the National Hockey League (NHL) to the Eastern Conference (formerly the Wales Conference) playoff champions, prior to the final series of games for the Stanley Cup.  Named for Prince Edward, Prince of Wales (later King Edward VIII and then Duke of Windsor), the trophy was first presented in the 1925–26 NHL season to the champion of the first game in Madison Square Garden and then subsequently presented to the champion of the NHL playoffs (including the previous two seasons).  However, the trophy has been awarded for eight different accomplishments throughout its history, including for the American Division regular season champions, the NHL regular season champions, the East Division season champions, the Wales Conference regular season champions, the Wales Conference playoff champions, and the Eastern Conference playoff champions.  The current holder of the Prince of Wales Trophy are the Pittsburgh Penguins, after winning the 2017 Eastern Conference Final.

Pittsburgh Penguins: The Pittsburgh Penguins are a professional ice hockey team based in Pittsburgh, Pennsylvania.  They are members of the Metropolitan Division of the Eastern Conference of the National Hockey League (NHL).  The franchise was founded in 1967 as one of the first expansion teams during the league's original expansion from six to twelve teams.  The Penguins played in the Civic Arena, also known to Pittsburgh fans as "The Igloo", from the time of their inception through the end of the 2009–10 season.  They moved into their new arena, PPG Paints Arena, to begin the 2010–11 season.  They have qualified for six Stanley Cup Finals, winning the Stanley Cup five times – in 1991, 1992, 2009, 2016, and 2017.  Along with the Edmonton Oilers, the Penguins are tied for the most Cup championships among non-Original Six teams.  With their Stanley Cup wins in 2016 and 2017, the Penguins became the first back-to-back champions in 19 years (since the 1997–98 Detroit Red Wings) and the first team to do so since the introduction of the salary cap.

Martin Sonnenberg: Martin Sonnenberg (born January 23, 1978 in Wetaskiwin, Alberta) is a Canadian former professional ice hockey forward who played three seasons in the National Hockey League (NHL) for the Pittsburgh Penguins and Calgary Flames.

Bangladesh men's national field hockey team: The Bangladesh Hockey Federation (BHF) was founded in 1972.  The federation acquired full membership of the International Hockey Federation and of the Asian Hockey Federation in 1975.  In 1987, a hockey stadium was built in Dhaka, which is now known as the Maulana Bhasani Hockey Stadium.  Since then it has been the home of hockey and the office of BHF in Bangladesh where all levels of hockey are being played and controlled.  The Federation regularly arranges hockey leagues, tournaments and the National Youth and Senior Championships.  At the home level, hockey matches including Premier Division Hockey League, First Division Hockey League, Second Division Hockey League, National Hockey League, National Youth Hockey League, Independence Day Hockey Tournament, National Hockey Championship, National Youth Hockey Championship, Victory Day Hockey Tournament, School Tournaments and hosted various international tournaments with distinction.

List of Tampa Bay Lightning seasons: The Tampa Bay Lightning are a professional ice hockey team based in Tampa, Florida.  They are members of the Atlantic Division in the Eastern Conference of the National Hockey League (NHL).  The Lightning were founded in 1992 as an expansion team in the Norris Division of the Campbell Conference.  The next year, the Lightning were placed in the NHL's new Eastern Conference as members of the Atlantic Division.  The Lightning were moved to the Southeast Division as part of the NHL's 1998 expansion to three divisions per conference.  In 2013, as part of another realignment and return to a two division format, the Lightning became part of a reconstituted Atlantic Division.

List of Grand Rapids Griffins seasons: The Grand Rapids Griffins are a professional ice hockey team based in Grand Rapids, Michigan.  The team is a member of the Central Division in the Western Conference of the American Hockey League (AHL).  The Griffins began as an independent expansion franchise in the International Hockey League (IHL) in 1996.  After failing to qualify for the IHL playoffs in their third season, the Griffins entered into an affiliation agreement with the Ottawa Senators of the National Hockey League (NHL).  In the following season, the team finished the regular season in first place in the Eastern Conference and won the conference in the playoffs before losing to the Chicago Wolves in the Turner Cup Finals.  In the 2000–01 season – the IHL's last before folding – Grand Rapids captured the Fred A. Huber Trophy as the team with the best regular season record.

2013–14 Columbus Blue Jackets season: The 2013–14 Columbus Blue Jackets season was the 14th season for the National Hockey League franchise that was established on June 25, 1997.  They will now be playing in the Eastern Conference as a member of the Metropolitan Division.  As a result of their move to the Metropolitan Division, the Blue Jackets became the fourth "Big 4" sports league team from Ohio to share a division with a team from Pittsburgh.  The others are the Cincinnati Bengals and Cleveland Browns of the National Football League and the Cincinnati Reds of Major League Baseball - Ohio teams and Pittsburgh teams have generally been rivals over the years.  The Blue Jackets also made it to the playoffs, making it the second time in their franchise's history to qualify for the Stanley Cup Playoffs.

List of Montreal Canadiens seasons: The Montreal Canadiens (French: "Les Canadiens de Montréal" ) are a professional ice hockey team based in Montreal, Quebec.  They are members of the Atlantic Division in the Eastern Conference of the National Hockey League (NHL) and are one of the Original Six teams of the league.  The club is officially known as "le Club de hockey Canadien ".  Founded in 1909, they have played a total of 107 seasons, 8 with the National Hockey Association (NHA) and 99 with the NHA's successor, the NHL.  They are the only club to have played every season for both leagues and the only active NHL team to pre-date the founding of that league.  They have won the Stanley Cup 24 times, once under the NHA and 23 times since the founding of the NHL, and have also won 11 O'Brien Cup titles, 24 division championships, and 8 conference championships.  Overall they have the most games played, most wins, most ties, most points, highest points percentage, most years in the playoffs, most division championships, and most Stanley Cup championships of any team in the NHL.

Supporting paragraphs: Martin Sonnenberg Pittsburgh Penguins
Answer: Metropolitan Division