Question: Which team defeated the 49ers by 34-31 in the 2013 Super Bowl?

Context paragraphs:
1988 Chicago Bears season: The 1988 Chicago Bears season was their 69th regular season and 19th postseason completed in the National Football League.  The Bears looked to improve on an 11–4 finish that won them the NFC Central Division but where they were eliminated for the second consecutive year by the Washington Redskins.  The Bears won 12 games and lost 4, tying for the best record in the league with the Buffalo Bills and the AFC Champion Cincinnati Bengals, and earned home field advantage in the NFC.  However, the Bears failed to advance to the Super Bowl as one of the top two seeds for a third straight season, falling to the eventual Super Bowl champion San Francisco 49ers in the NFC Championship Game at Soldier Field.  This was the second time that the 49ers and Bears had met for a trip to the Super Bowl during the decade, with the 49ers defeating the Bears on their way to Super Bowl XIX.

2011 San Francisco 49ers season: The 2011 San Francisco 49ers season was the franchise's 66th season overall, and 62nd in the National Football League (NFL).  It is the first season under head coach Jim Harbaugh and general manager Trent Baalke.  The 49ers rebounded from their disappointing 2010 season to end their streak of eight consecutive non-winning seasons.  After defeating the St. Louis Rams in week 13 and attaining a 10–2 record, the team clinched the NFC West and made their first playoff appearance since 2002 (under head coach Steve Mariucci).  The 49ers ended the regular season with a 13–3 record, their best since 1997 and earned a bye in the first round of the playoffs.  In the Divisional Playoffs they defeated the New Orleans Saints 36–32 and were in the NFC Championship for the first time since 1997 where they lost against the New York Giants 20–17 in overtime, coming just short of returning to the Super Bowl for the first time since 1994.  Despite their most successful season in years, the 49ers were 31st in the league in third down conversion percentage in the regular season (29.1) and were 17.9 percent in the playoffs.

Dwight Clark: Dwight Edward Clark (born January 8, 1957) is a former American football wide receiver and executive.  He played for the San Francisco 49ers of the National Football League (NFL) from 1979 to 1987.  With the 49ers, Clark played on two Super Bowl championship teams.  He caught the winning touchdown pass thrown by quarterback Joe Montana in the NFC Championship Game in January 1982 against the Dallas Cowboys.  The play, immortalized as "The Catch," propelled the 49ers to their first Super Bowl championship.  Clark played college football at Clemson University before being drafted by the 49ers in the 10th round of the 1979 NFL Draft.  He served as the general manager of the 49ers in 1998 and in the same capacity with the Cleveland Browns from 1998 to 2002.

Jim Fahnhorst: James John Fahnhorst (born November 8, 1958) is a former National Football League linebacker from 1984 through 1990.  During that span he was a member of three Super Bowl Champions and started in Super Bowl XXIII: Super Bowl XIX, Super Bowl XXIII and Super Bowl XXIV for the San Francisco 49ers.  Jim grew up in St. Cloud, Minnesota and graduated from St. Cloud Tech High School.  He played college football at the University of Minnesota where he was First Team All-Big Ten at Linebacker AP/UPI in 1981.  He is the younger brother of former 49ers' tackle Keith Fahnhorst.  Graduating with a BA in Psychology, and a minor in Criminology.

2012 San Francisco 49ers season: The San Francisco 49ers season was the franchise's 63rd season in the National Football League, the 67th overall, the second under the head coach/general manager tandem of Jim Harbaugh and Trent Baalke, and their penultimate season at Candlestick Park.  After going 13–3 and reaching the NFC Championship the year before, the 49ers topped that success with their first NFC championship since 1994 as well as their sixth overall as a franchise, overcoming a 17–0 deficit to defeat the Atlanta Falcons 28–24 on January 20, 2013 in the NFC title game.  However, the season ended with their first-ever defeat in the Super Bowl, falling to the Baltimore Ravens, 34-31.

Super Bowl XLVII: Super Bowl XLVII was an American football game between the American Football Conference (AFC) champion Baltimore Ravens and the National Football Conference (NFC) champion San Francisco 49ers to decide the National Football League (NFL) champion for the 2012 season.  The Ravens defeated the 49ers by the score of 34–31, handing the 49ers their first Super Bowl loss in franchise history.  The game was played on February 3, 2013, at Mercedes-Benz Superdome in New Orleans, Louisiana.  This was the tenth Super Bowl to be played in New Orleans, equaling Miami's record of ten in an individual city.

Super Bowl XXIV: Super Bowl XXIV was an American football game between the National Football Conference (NFC) champion San Francisco 49ers and the American Football Conference (AFC) champion Denver Broncos to decide the National Football League (NFL) champion for the 1989 season.  Played on January 28, 1990, at the Louisiana Superdome in New Orleans, Louisiana, the 49ers defeated the Broncos by the score of 55–10, winning their second consecutive Super Bowl, and tying the Pittsburgh Steelers with four Super Bowl victories.  San Francisco also became the first team to win back-to-back Super Bowls with two different head coaches; rookie head coach George Seifert took over after Bill Walsh retired following the previous season's Super Bowl.

2013 Green Bay Packers season: The Green Bay Packers season was the franchise's 94th season in the National Football League, the 95th overall and the eighth under head coach Mike McCarthy.  The Packers came into the 2013 season looking to win the NFC North for the 3rd year in a row.  They were coming off a 45-31 loss to the San Francisco 49ers in the NFC Divisional Playoffs.  The Packers started the 2013 season with a rematch with the 49ers in San Francisco.  They lost the game 34-28.  After winning their home opener against the Redskins, they lost 34-30 in Cincinnati to the Bengals after they had a 30-14 lead in the 3rd quarter.  After the loss, the Packers would win 4 games in a row to sit at 5-2 before losing a Monday Night game at home to the Bears 27-20.  In that game, the Packers would lose star quarterback Aaron Rodgers to a broken collarbone in the 1st quarter.  He would be replaced by Scott Tolzien and sometimes Matt Flynn.  In week 12, the Packers tied the Vikings 26-26.  It was Green Bay's first tie since 1987.  The Packers would lose the next game 40-10 to the Lions on Thanksgiving to sit at 5-6-1, and looking like being on the verge of missing the postseason for the first time since 2008.  The Packers would then beat the Falcons 22-21 to even their record at 6-6-1.  The following week, the Packers defeated the Dallas Cowboys 37-36 in Dallas after they had trailed 26-3 at halftime.  The comeback was the largest in franchise history.  The Packers would then lose a shootout with the Pittsburgh Steelers 38-31 at home to sit at 7-7-1, the first meeting between the teams since Super Bowl XLV.  The next week, the Packers defeated the Chicago Bears 33-28 at Soldier Field to clinch the NFC North in a game in which the winner would've clinched the division.  The game was famously well known for a touchdown catch made by Randall Cobb from Aaron Rodgers with less than a minute remaining to seal the win.  The play came on a 4th and 8 situation in which Cobb was wide open near the endzone.  The Packers entered the playoffs as the 4 seed in the NFC.  In the wild card game, they lost 23-20 in a rematch with the 49ers on a Phil Dawson field goal as time expired.  The game was one of the coldest in NFL playoff history, with a final temperature of 5 °F (-15 °C)

Super Bowl XXVIII: Super Bowl XXVIII was an American football game between the National Football Conference (NFC) champion Dallas Cowboys and the American Football Conference (AFC) champion Buffalo Bills to decide the National Football League (NFL) champion for the 1993 season.  The Cowboys defeated the Bills by the score of 30–13, winning their fourth Super Bowl in team history, tying the Pittsburgh Steelers and the San Francisco 49ers for most Super Bowl wins.  The game was played on January 30, 1994, at the Georgia Dome in Atlanta, Georgia.  Since the 1993 regular season was conducted over 18 weeks (two byes per team), the traditional bye week between the conference championship games and the Super Bowl was removed.  This was only the third Super Bowl with only one week after that conference title games; the others were Super Bowl IV and Super Bowl XVII.

1982 San Francisco 49ers season: The 1982 San Francisco 49ers season was the team's 33rd in the league.  The team was coming off a Super Bowl victory over the Cincinnati Bengals.  However, 1982 was strike-shortened, and only nine games were played.  This season was the only one in an 18 season streak in which the 49ers did not win at least 10 games.  This 49ers team was also the only team in history to win more than half its road games while losing all its home games.  The 49ers were the fifth team in NFL history to enter a season as the defending Super Bowl champion and miss the playoffs.

Supporting paragraphs: 2012 San Francisco 49ers season Super Bowl XLVII
Answer: Baltimore Ravens