Question: What is the main nickname of the professional association football club where Ewan Fenton spent thirteen seasons?

Passages:
William "Bill" Perry (10 September 1930 – 27 September 2007) was an English professional footballer.  He spent thirteen seasons at Blackpool from 1949 to 1962. Fabriciano “Fabri” Salcedo (May 28, 1914 in Santander, Cantabria, Spain – August 25, 1985 in Rochelle Park, New Jersey) was a U.S. soccer forward.  Salcedo spent thirteen seasons in the American Soccer League, leading the league in scoring three of those seasons, one season in the St. Louis Soccer League and part of one season in the National Soccer League of Chicago.  He is a member of the National Soccer Hall of Fame. William Cullen Bryant (May 20, 1951 – October 13, 2009) was a professional American football player who spent thirteen seasons in the National Football League (NFL) as a running back and return specialist for the Los Angeles Rams and Seattle Seahawks.  He played college football at Colorado. Arsenal Football Club is an English professional association football club based in Holloway, London.  The club was formed in Woolwich in 1886 as Royal Arsenal before it was renamed Woolwich Arsenal in 1893.  They became the first southern member admitted into the Football League in 1893, having spent their first four seasons solely participating in cup tournaments and friendlies.  The club's name was shortened to Arsenal in 1914, a year after moving to Highbury.  In spite of finishing fifth in the Second Division in 1915, Arsenal rejoined the First Division at the expense of local rivals Tottenham Hotspur when football resumed after the First World War.  Since that time, they have not fallen below the first tier of the English football league system and hold the record for the longest uninterrupted period in the top flight.  The club remained in the Football League until 1992, when its First Division was superseded as English football's top level by the newly formed Premier League, of which they were an inaugural member.  In 2003–04, Arsenal completed a league season without a single defeat, something achieved only once before in English football, by Preston North End in 1888–89. Sutton United Football Club, a professional association football club based in Sutton in the London Borough of Sutton, England, was founded in 1898 as a merger between Sutton Guild Rovers and Sutton Association Football Clubs.  They were elected to play in the Athenian League for the 1921–22 season.  They won the Athenian League title on three occasions and were runners-up once.  After thirty-seven seasons in the Athenian League, they joined the Isthmian League (given the subtitle First Division in 1973 and then Premier Division in 1977).  The club spent twenty-three seasons in the league, during that spell they won the title twice, reached the fourth round of the 1969–70 FA Cup, and reached the 1981 FA Trophy Final losing 1–0 to Bishop's Stortford.  In 1986 they won the first promotion in their history as champions of the Isthmian League, moving up to the Football Conference. Koninklijke Racing Club Genk is an association football club from Genk, Belgium.  The team has participated in thirteen seasons of Union of European Football Associations (UEFA) club competitions, including four seasons in the Champions League, six seasons in the UEFA Cup and Europa League, two seasons in the Intertoto Cup and one season in the Cup Winners' Cup.  It has played 74 UEFA games, resulting in 32 wins, 20 draws and 22 defeats.  The club's first appearance was in the 1997 Intertoto Cup.  Since then, Genk has been involved in a UEFA tournament every season except the 2001-02, the 2006-07 and the 2008-09 seasons.  The club's best performance is reaching the group stage of the 2002-03 Champions League and the 2011-12 Champions League. Blackpool Football Club is a professional association football club based in the seaside town of Blackpool, Lancashire, England.  For the 2017–18 season, they are competing in League One, the third tier of English football.  Founded in 1887, Blackpool's home ground has been Bloomfield Road since 1901.  Their main nickname is "the Seasiders", but they are also called "the 'Pool" and "the Tangerines", the last in reference to the colour of their home kit, which is often referred to as orange (but really tangerine). Olympiakos Nicosia (Greek: Ολυμπιακός Λευκωσίας , "Olympiakos Lefkosias") is a football club based in Nicosia, Cyprus and competes in the Cypriot First Division.  The club was founded in 1931.  It is a founding member of the Cyprus Football Association.  The club colors are black and green.  Olympiakos's home ground is the Makario Stadium of 16,000 seat capacity.  The team's main nickname is "mavroprasini" -the green blacks, the club's other nickname is Taktakalas from the area in Nicosia where the club hails. Colin Waldron (born 22 June 1948 in Bristol) was an English football defender.  He spent thirteen seasons in the Football League and two in the North American Soccer League. Alexander Ewan Fenton, more commonly known as Ewan Fenton (17 November 1929 – 3 April 2006) was a Scottish professional footballer.  He spent thirteen seasons at Blackpool, with whom he was victorious in the famous FA Cup Final of 1953.

Supporting sentences:
Blackpool Football Club is a professional association football club based in the seaside town of Blackpool, Lancashire, England.  Founded in 1887, Blackpool's home ground has been Bloomfield Road since 1901.  Their main nickname is "the Seasiders", but they are also called "the 'Pool" and "the Tangerines", the last in reference to the colour of their home kit, which is often referred to as orange (but really tangerine).