Question: Who was the Challenge Cup winners in the 72nd season of rugby league football in Britain, who beat an English professional rugby league team  coached by Paul Crarey?
Context: David "Dai" Davies (1880 – June 1944) born in Llanelli, was a Welsh rugby union, professional rugby league, and association football player of the 1890s, 1900s, and 1910s, playing club level rugby union (RU) for Llanelli RFC, playing representative level rugby league (RL) for Wales, and Lancashire, and at club level for Swinton (twice), and Leigh, and playing representative level association football for Wales, and at club level for Bolton Wanderers, as a goalkeeper.  Dai Davies is the only person to have appeared in both the rugby league Challenge Cup Final and the association football FA Cup Final, and is one of the very few, perhaps the only, footballer to play for Wales at both international association football and international rugby league.  Davies died in Manchester. The 1966–67 Northern Rugby Football League season was the 72nd season of rugby league football in Britain.  After Leeds had ended the regular season as league leaders, Wakefield Trinity won their first Championship when they beat St. Helens 21-9 in the Final replay, after a 7-7 draw.  The Challenge Cup-winners were Featherstone Rovers who beat Barrow 17-12 in the Wembley final. The Waikato rugby league team (also known as the Waikato Cougars, formerly as South Auckland) is a New Zealand rugby league team that represents the Waikato Rugby League in New Zealand Rugby League competitions.  They competed in the Lion Red Cup from 1994 to 1996, the Super League Challenge Cup in 1997 and the Bartercard Premiership in 2008 and 2009. Toronto Wolfpack R.L.F.C. is a Canadian professional rugby league club, based in Toronto, which competes in the Rugby Football League system.  As of 2018 the club will compete in the Championship, having begun play in 2017 in League 1 and won promotion in its inaugural season.  The club is notable as being the first North American team to play in the Rugby Football League system, the first fully professional rugby league team in Canada and the world's first trans-Atlantic rugby league team. The 1975–76 Rugby Football League season was the 81st season of rugby league football.  The Championship was won by Salford and the Challenge Cup winners were St. Helens who beat Widnes 20-5 in the final.  The Rugby League Premiership Trophy winners were also St. Helens who beat Salford 15-2 in the final. The Fiji national rugby league team, nicknamed the Bati (pronounced ] ), has been participating in international rugby league football since 1992.  The team is controlled by the governing body for rugby league in Fiji, Fiji National Rugby League (FNRL), which is currently a member of the Asia-Pacific Rugby League Confederation (APRLC).  Fiji have come within one victory of the Rugby League World Cup Final twice (in 2008 and 2013) and are currently ranked 8th in the Rugby League International Federation's World Rankings. The Sydney Roosters are an Australian professional rugby league football club based in the Eastern Suburbs of Sydney.  The club competes in the National Rugby League (NRL) competition and is one of the oldest clubs in Australian rugby league history, having won thirteen New South Wales Rugby League (NSWRL) and National Rugby League titles, and several other competitions.  Only the South Sydney Rabbitohs and the St. George Dragons have won more premierships.  The club holds the record for having the most wins and the second greatest margin of victory in a match in Australian rugby league history.  The Eastern Suburbs DRLFC is the only club to have played in each and every season at the elite level, and since the 1970s has often been dubbed the "glamour club" of the league.  Coached by Trent Robinson along with captains Boyd Cordner and Jake Friend, the Roosters play their home games at the Sydney Football Stadium. The 1932–33 Northern Rugby Football League season was the 38th season of rugby league football.  Salford won their second Rugby Football League Championship when they beat Swinton 15-5 in the play-off final.  They had also finished the regular season as league leaders.  The Challenge Cup winners were Huddersfield who beat Warrington 21-17 in the final.  Salford won the Lancashire League, and Castleford won the Yorkshire League.  Warrington beat St.Helens 10–9 to win the Lancashire County Cup, and Leeds beat Wakefield Trinity 8–0 to win the Yorkshire County Cup.  This season, Widnes' Jimmy Hoey became rugby league's first player to play and score in every one of his club's matches in an entire season. The 1949–50 Rugby Football League season was the 55th season of rugby league football.  First placed Wigan successfully defended a challenge from second placed Huddersfield in the play-off final to claim the Rugby Football League Championship.  The Challenge Cup winners were Warrington who beat Widnes 19-0 in the final.  Wigan won the Lancashire League, and Huddersfield won the Yorkshire League.  Wigan beat Leigh 20–7 to win the Lancashire County Cup, and Bradford beat Huddersfield 11–4 to win the Yorkshire County Cup.  Crowds peaked in 1949-50 with a record 69.8 million paying to watch rugby league matches. Barrow Raiders R.L.F.C. is an English professional rugby league team from Barrow-in-Furness, Cumbria, which is coached by Paul Crarey.  The club was formed in 1875 as Barrow Football Club.  For the 1995-96 and 1996 seasons the club was known as Barrow Braves, adopting its current name for the 1997 season following a merger with Carlisle Border Raiders.
Answer: Featherstone Rovers