Question: When was the last time Andy Nelson's team won the superbowl?

full_context: Document 1: Andy Nelson (American football): Andrew Vaughan Nelson (born May 27, 1933) is a former American football safety in the National Football League for the Baltimore Colts and New York Giants. He currently owns and runs a small BBQ establishment, Andy Nelson's Barbecue.
Document 2: List of New York Giants seasons: The New York Giants are an American football team based in East Rutherford, New Jersey. They are a member of the National Football League (NFL) and play in the NFL's National Football Conference (NFC) East division. In 93 completed seasons, the franchise has won eight NFL championships, including four Super Bowl victories. The Giants have won more than 600 games and appeared in the NFL playoffs 32 times. Though the Giants play home games in East Rutherford, they draw fans from throughout the New York metropolitan area. In 2010, the team began playing in MetLife Stadium, formerly New Meadowlands Stadium.
Document 3: Barry Sanders: Barry Sanders (born July 16, 1968) is a former American football running back. He played professionally for the Detroit Lions of the National Football League (NFL). A Pro Bowl invitee in each of his ten NFL seasons and two-time NFL Offensive Player of the Year, Sanders led the league in rushing yards four times and established himself as one of the most elusive runners in pro football with his quickness and agility. In 2007, he was ranked by NFL Network's "NFL Top 10" series as the most elusive runner in NFL history, and also topped its list of greatest players never to play in a Super Bowl. He is often regarded as one of the greatest running backs in NFL history.
Document 4: Green Bay Packers: The Packers have won 13 league championships, the most in NFL history, with nine pre-Super Bowl NFL titles in addition to four Super Bowl victories. The Packers won the first two Super Bowls in 1967 and 1968 and were the only NFL team to defeat the American Football League (AFL) prior to the AFL -- NFL merger. The Vince Lombardi Trophy is named after the Packers' coach Lombardi, who guided them to their first two Super Bowls. Their two additional Super Bowl wins came in the 1996 and 2010 seasons.
Document 5: Pittsburgh Steelers: In contrast with their status as perennial also - rans in the pre-merger NFL, where they were the oldest team never to win a league championship, the Steelers of the post-merger (modern) era are one of the most successful NFL franchises. Pittsburgh has won more Super Bowl titles (6) and both played in (16) and hosted more conference championship games (11) than any other NFL team. The Steelers have won 8 AFC championships, tied with the Denver Broncos, but behind the New England Patriots' record 10 AFC championships. The Steelers share the record for second most Super Bowl appearances with the Broncos, and Dallas Cowboys (8). The Steelers lost their most recent championship appearance, Super Bowl XLV, on February 6, 2011.
Document 6: Neyland Stadium: Neyland Stadium (pronounced "NEE-land") is a sports stadium in Knoxville, Tennessee, United States. It serves primarily as the home of the Tennessee Volunteers football team, but is also used to host large conventions and has been a site for several National Football League (NFL) exhibition games. The stadium's official capacity is 102,455. Constructed in 1921, and originally called Shields–Watkins Field which is now the name of the playing surface, the stadium has undergone 16 expansion projects, at one point reaching a capacity of 104,079 before being slightly reduced by alterations in the following decade. Neyland Stadium is the fourth largest stadium in the United States, the fifth largest stadium in the world, and the second largest stadium in the Southeastern Conference. The stadium is named for Robert Neyland, who served three stints as head football coach at the University of Tennessee between 1926 and 1952.
Document 7: New York Giants: The Giants were one of five teams that joined the NFL in 1925, and is the only one of that group still existing, as well as the league's longest - established team in the Northeastern United States. The team ranks third among all NFL franchises with eight NFL championship titles: four in the pre -- Super Bowl era (1927, 1934, 1938, 1956) and four since the advent of the Super Bowl (Super Bowls XXI (1986), XXV (1990), XLII (2007), and XLVI (2011)), along with more championship appearances than any other team, with 19 overall appearances. Their championship tally is surpassed only by the Green Bay Packers (13) and Chicago Bears (9). Throughout their history, the Giants have featured 28 Hall of Fame players, including NFL Most Valuable Player (MVP) award winners Mel Hein, Frank Gifford, Y.A. Tittle, and Lawrence Taylor.
Document 8: Peyton Manning: Peyton Williams Manning (born March 24, 1976) is a former American football quarterback who played 18 seasons in the National Football League (NFL), primarily with the Indianapolis Colts. Considered to be one of the greatest quarterbacks of all time due to his numerous career achievements, he spent 14 seasons with the Colts and was a member of the Denver Broncos in his last four seasons. Manning played college football for the University of Tennessee, leading the Tennessee Volunteers to the 1997 SEC Championship in his senior season. He is the second son of former NFL quarterback Archie Manning and older brother of New York Giants quarterback Eli Manning.
Document 9: Eli Manning: Manning holds Giants franchise records for most passing yards, touchdown passes, and completed passes in a career, and the NFL record for most fourth - quarter touchdown passes in a season. He led the Giants to victory in Super Bowls XLII and XLVI, defeating the New England Patriots in both games. Manning was named Most Valuable Player in each Super Bowl, becoming one of five players to have multiple Super Bowl MVP awards (Bart Starr and Terry Bradshaw also have two, Joe Montana three and Tom Brady four).
Document 10: History of the National Football League championship: From 1966 -- 1969 prior to the merger in 1970, the NFL and the AFL agreed to hold an ultimate championship game, first called the AFL - NFL World Championship Game and later renamed the Super Bowl after 1968. Following the merger in 1970, the Super Bowl name continued as the game to determine the NFL champion. The most important factor of the merger was that all ten AFL teams joined the NFL in 1970 and every AFL championship game and record is included in NFL record books. The old NFL Championship Game became the NFC Championship Game, while the old AFL Championship Game became the AFC Championship Game. The NFL lists the old AFL / NFL championship games with ``new ''AFC / NFC championship games in its record books. The Green Bay Packers have won the most championships with 13 total (9 NFL championships pre-merger, four (4) Super Bowl championships). The Packers are also the only team to win three consecutive championships, having done so twice (1929 -- 1931, 1965 -- 1967). The Chicago Bears have won the second most overall championships with nine (9) (eight NFL championships, one Super Bowl championship).
Document 11: Sydney B. Nelson: Sydney Banks Nelson (born March 12, 1935) is an attorney from Baton Rouge, Louisiana, who served from 1980 to 1992 as a Democratic member of the Louisiana State Senate. He represented District 37 in Caddo and Bossier parishes in northwest Louisiana.
Document 12: Ralph Nelson (American football): Ralph Lorenzo Nelson (born January 23, 1954 in Los Angeles, California) is a former American football running back in the National Football League for the Washington Redskins and Seattle Seahawks. He did not attend college.
Document 13: Green Bay Packers: The Packers have won 13 league championships, the most in NFL history, with nine pre-Super Bowl NFL titles in addition to four Super Bowl victories. The Packers won the first two Super Bowls in 1967 and 1968 and were the only NFL team to defeat the American Football League (AFL) prior to the AFL -- NFL merger. The Vince Lombardi Trophy is named after the Packers' coach Lombardi, who guided them to their first two Super Bowls. Their two additional Super Bowl wins came in 1997 and 2011.
Document 14: Andy Russell (American football): Charles Andrew "'Andy" Russell (born October 29, 1941) is a former American football linebacker who played his entire 12-year National Football League (NFL) career for the Pittsburgh Steelers. He played college football for, and earned a degree in economics from, the University of Missouri.
Document 15: Gas Monkey Bar N' Grill: In September 2013, Rawlings started Gas Monkey Bar N 'Grill, a 1,800 m (19,000 sq ft) live music bar and restaurant. With a capacity of 1200 people, the facility is located at the former Firewater Bar and Grill in Northwest Dallas. Alex Mendonsa, who ran the House of Blues Las Vegas was hired as the general manager, while David Hollister of Yucatán Taco Stand and H2 Gourmet Burger Company was employed to manage culinary duties. On September 21, 2013, two days before the grand opening, American rock band Old' 97s performed the first live show at the venue.
ground_truth: 2011
sub_queries: Andy Nelson >> member of sports team Answer: New York Giants
when was the last time New York Giants won a superbowl Answer: 2011