Question: What award is sponsored by the National Australia Bank and received by Dyson Heppell in 2011?

full_context: Document 1: 2017 AFL Mark of the Year: The Australian Football League celebrates the best mark of the season through the annual Mark of the Year competition. In 2017, this is officially known as the Woolworths AFL Mark of the Year Each round three marks are nominated and fans are able to vote online for their favourite. The winner was Essendon 's Joe Daniher, which surprised many fans and media personal who expected Jeremy Howe of Collingwood to win the award for his screamer against Melbourne in round 12. Following the shock win, Collingwood's president Eddie McGuire said that the voting system for Mark of the Year needs an overhaul.
Document 2: 2004 AFL Rising Star: The National AFL Rising Star award is given annually to a stand out young player in the Australian Football League. The 2004 medal was won by Melbourne player Jared Rivers.
Document 3: Dyson Heppell: Dyson Heppell (born 14 May 1992) is a professional Australian rules footballer playing for the Essendon Football Club in the Australian Football League (AFL). Heppell won the AFL Rising Star award in his first season in 2011, and won a W. S. Crichton Medal and All-Australian selection in 2014. He has served as Essendon captain since the 2017 season.
Document 4: PFA Young Player of the Year: The Professional Footballers' Association Young Player of the Year (often called the PFA Young Player of the Year, or simply the Young Player of the Year) is an annual award given to the player aged 23 or under at the start of the season who is adjudged to have been the best of the season in English football. The award has been presented since the 1973–74 season and the winner is chosen by a vote amongst the members of the players' trade union, the Professional Footballers' Association (PFA). The first winner of the award was Ipswich Town defender Kevin Beattie. The current holder is Dele Alli, who won the award for his performances throughout the 2016–17 campaign for Tottenham Hotspur.
Document 5: 2011 AFL Rising Star: The NAB AFL Rising Star award is given annually to a stand out young player in the Australian Football League. The 2011 award was won by Dyson Heppell of the Essendon Football Club, who received the Ron Evans Medal.
Document 6: AFL Rising Star: The NAB AFL Rising Star award is given annually to a standout young player in the Australian Football League (AFL). The first award was made in 1993. Since 2007, the winner has been presented with the Ron Evans Medal. It was originally known as the Norwich Rising Star award due to sponsorship reasons from 1993 to 1999, Ansett sponsored the award in 2000 and 2001 and the National Australia Bank (NAB) has been the major sponsor since 2002.
Document 7: Marcus Bontempelli: Marcus Bontempelli (born 24 November 1995) is an Australian rules footballer who represents the Western Bulldogs in the Australian Football League (AFL). Bontempelli was drafted by the Bulldogs with pick 4 in the 2013 AFL Draft. After a successful debut season, he won the Best First-Year Player award for 2014 and was runner up in the 2014 AFL Rising Star award, finishing one vote behind Lewis Taylor.
Document 8: Dom Tyson: Dom Tyson (born 8 June 1993) is a professional Australian rules footballer playing for the Melbourne Football Club in the Australian Football League (AFL). A midfielder, 1.86 m tall and weighing 86 kg , Tyson is capable of contributing as both an inside and outside midfielder. He was recognised as a talented footballer from a young age when he represented Victoria in the under 12 championships. Queries were raised over his versatility as a midfielder after he missed out on selection in the under 16 championships. Despite this, he was recruited by the Oakleigh Chargers in the TAC Cup as a bottom-aged player, and was named their captain the following year. In addition, he represented Vic Metro in the 2011 AFL Under 18 Championships, which earned him All-Australian honours. His improvement towards the end of his junior career saw him recruited by the Greater Western Sydney Giants with the third selection in the 2011 AFL draft. He made his AFL debut in the 2012 season and earned an AFL Rising Star nomination. After two years with Greater Western Sydney and playing in thirteen matches, he was traded to the Melbourne Football Club during the 2013 trade period.
Document 9: SFWA Young Player of the Year: The Scottish Football Writers' Association Young Player of the Year (often called the SFWA Young Player of the Year, or simply the Scottish Young Player of the Year) award is given to the footballer in the Scottish football league system, who is seen to have been the best young (under 23) player of the previous season. The shortlist is compiled by the members of the Scottish Football Writers' Association (the SFWA), who also vote for the winner. The prize is seen as the highest awarded to a young player as it names the "Young Player of the Year"; the footballer who is seen to have been "the" best young player over the previous season. The award was first made in 2002, and was won by Motherwell forward James McFadden.
Document 10: AFL Under 18 Championships: The NAB AFL Under 18 Championships are the annual national Australian rules football championships for players aged 18 years or younger. The competition is seen as one of the main pathways towards being drafted into a team in the fully professional Australian Football League (AFL). Originally known as the Teal Cup, the competition began in 1953 between Queensland and New South Wales, but now features teams from each Australian state and mainland territory. For the purposes of the competition, New South Wales and the Australian Capital Territory have combined since 1996 to form one team (NSW/ACT), and players from Victoria have been split into two teams (Vic Metro and Vic Country) since 1989. The tournament is currently sponsored by the National Australia Bank, having previously been sponsored by Caltex and the Commonwealth Bank. The winner of the 2017 tournament was Vic Metro.
Document 11: A-League Young Footballer of the Year: The A-League Young Footballer of the Year is an annual soccer award given to the player aged 23 or under at the start of the season who is adjudged to have been the best of the season in the A-League. It is currently called the NAB Young Footballer of the Year for sponsorship purposes. The award has been presented since the 2005–06 season and the winner is chosen by a panel of experts and media representatives. In 2014, the age for eligibility was lifted from 21 to 23. The first winner of the award was Perth Glory midfielder Nick Ward. The current holder is Jamie Maclaren, who won the award for his performances throughout the 2015–16 campaign for Brisbane Roar.
Document 12: 2003 AFL Rising Star: The National AFL Rising Star award is given annually to a stand out young player in the Australian Football League. The 2003 medal was awarded to Hawthorn player, Sam Mitchell.
Document 13: 2002 AFL Rising Star: The National AFL Rising Star award is given annually to a stand out young player in the Australian Football League. The 2002 medal was awarded to St Kilda player Nick Riewoldt.
Document 14: Essendon Football Club: The Essendon Football Club is a professional Australian rules football club which plays in the Australian Football League (AFL), the sport's premier competition. Formed in 1871 as a junior club and playing as a senior club since 1878, Essendon is one of the oldest clubs in the AFL. It is historically associated with Essendon, a suburb in the north-west of Melbourne, Victoria. Since 2013, the club has been headquartered at the True Value Solar Centre, Melbourne Airport, and plays its home games at either Docklands Stadium or the Melbourne Cricket Ground; throughout most of its history the club's home ground and headquarters was Windy Hill, Essendon. Dyson Heppell is the current team captain.
Document 15: Jobe Watson: Jobe Watson (born 8 February 1985) is a former professional Australian rules footballer who played for the Essendon Football Club in the Australian Football League (AFL). Watson, the son of three-time Essendon premiership champion and Seven Network commentator Tim Watson, was drafted by Essendon under the father–son rule in the 2002 AFL draft, and went on to become one of the greatest midfielders of the modern era. A dual All-Australian, three-time W. S. Crichton Medallist and representative of Australia in the 2014 International Rules Series, he captained Essendon between 2010 and 2015, and was the face of the Essendon playing group during the club's most turbulent period in the history of the VFL/AFL.
ground_truth: Ron Evans Medal