Task: Question Answering
Input (English): Context_1 : Patrick Stephan Kluivert (] ; born 1 July 1976) is a former Dutch footballer, coach and former director of football for Paris Saint-Germain in France. He played as a striker, most notably for AFC Ajax, FC Barcelona and the Netherlands national team. Context_2 : Josep Maria Fusté Blanch (born 15 April 1941) is a retired Spanish footballer and captain of FC Barcelona during the 1960s and early 1970s. In 1964, together with Luis Suárez, Amancio Amaro, José Ángel Iribar and his FC Barcelona team mate, Jesús María Pereda, he also helped Spain win the European Championship. He also played for CA Osasuna and Hércules CF. After retiring as a player he worked as a public relations executive for "Codorniu", a Catalan sparkling wine company. He also served as president of the FC Barcelona veterans association and publicly supported Sixto Cambra, a Catalan nationalist, who stood against Josep Lluís Nuñez in the 1989 FC Barcelona presidential elections. Context_3 : FC Barcelona Bàsquet B (English: FC Barcelona Basketball B), also currently known as FC Barcelona Lassa B for sponsorship reasons, is the reserve team of FC Barcelona Lassa. The team currently plays in the Spanish 2nd-tier level LEB Oro. Context_4 : Diederik Boer (born 24 September 1980 in Emmeloord, Netherlands) is a Dutch football player who plays as a goalkeeper. He currently plays for PEC Zwolle in the Eredivisie. Boer made his professional debut on 8 March 2003, when FC Zwolle lost to Ajax 5–0. On 31 August 2014 Boer signed a three-year contract with Ajax to replace the departed Kenneth Vermeer as second keeper behind Jasper Cillessen. Context_5 : Lieke Elisabeth Petronella Martens (] ; born 16 December 1992) is a Dutch footballer who plays for FC Barcelona in the Primera División and the Netherlands national team. She can play as a midfielder and a forward. Context_6 : Futbol Club Barcelona Hoquei is a professional roller hockey team based in Barcelona, Catalonia, Spain. It is part of the FC Barcelona family and plays in the OK Liga. Due to the sponsoring the team is called FC Barcelona Lassa. Context_7 : Jacobus Antonius Peter "Jasper" Cillessen (] ; born 22 April 1989) is a Dutch professional footballer who plays as a goalkeeper for Spanish club FC Barcelona and the Netherlands national team. Context_8 : Ricard Rubio i Vives (born October 21, 1990) is a Spanish professional basketball player for the Utah Jazz of the National Basketball Association (NBA). Rubio became the youngest player ever to play in the Spanish ACB League on October 15, 2005, at age 14. He made his EuroLeague debut on October 24, 2006, at age 16, becoming the first player born in the 1990s to play in a EuroLeague game. He is the fifth-youngest player to make their debut in the EuroLeague. On June 25, 2009, he was drafted with the fifth pick in the first round of the 2009 NBA draft by the Timberwolves, making him the first player born in the 1990s to be drafted by the NBA. The Timberwolves had an agreement in principle with his former Spanish team, DKV Joventut, to buy out his contract, but Rubio backed out of the deal. On August 31, 2009, Joventut traded the rights to Rubio to FC Barcelona, and Rubio signed a six-year contract with FC Barcelona the following day. In 2011, Rubio joined the Minnesota Timberwolves, and spent six seasons in Minnesota before being traded to the Jazz in June 2017. Context_9 : Frans Hoek (] ; born 17 October 1956) is a Dutch football coach and former player. As a player, he was a goalkeeper for FC Volendam for more than a decade, before going into coaching as an assistant to Louis van Gaal at club sides AFC Ajax, FC Barcelona, FC Bayern Munich and Manchester United, and the Netherlands national team. He also worked for the Poland national team under fellow Dutchman Leo Beenhakker. He has worked with goalkeepers including Edwin van der Sar, Stanley Menzo, Víctor Valdés, Vítor Baía, Pepe Reina, Robert Enke, Łukasz Fabiański, Thomas Kraft, Michel Vorm and David de Gea. Hoek is widely regarded as one of world football's foremost goalkeeping mentors. Context_10 : Franklin Edmundo "Frank" Rijkaard (] ; born 30 September 1962) is a Dutch former footballer and former manager who played as a midfielder or defender. Rijkaard has played for Ajax, Real Zaragoza and Milan and represented the Netherlands national team side 73 times, scoring 10 goals. In his managerial career, he has been at the helm of the Netherlands national team, Sparta Rotterdam, Barcelona, Galatasaray and the Saudi Arabia national team. fact_1 : Diederik Boer (born 24 September 1980 in Emmeloord, Netherlands) is a Dutch football player who plays as a goalkeeper. fact_2 :  On 31 August 2014 Boer signed a three-year contract with Ajax to replace the departed Kenneth Vermeer as second keeper behind Jasper Cillessen. fact_3 : Jacobus Antonius Peter "Jasper" Cillessen (] ; born 22 April 1989) is a Dutch professional footballer who plays as a goalkeeper for Spanish club FC Barcelona and the Netherlands national team. Question: Which player is second in line behind the keeper who plays for FC Barcelona and the Netherlands national team?
Output (English): Diederik Boer