Question: As a player, what position did the manager of the Italian U-21 team in 1991 play?

Context paragraphs:
Oleksiy Hetman: Oleksiy Oleksiyovych Hetman (Ukrainian: Олексій Олексійович Гетьман ; born 16 August 1975 in Voroshilovgrad) is an Ukrainian football coach and a former player.  He works as an assistant manager with the U-21 team of FC Illichivets Mariupol.

Cesare Maldini: Cesare Maldini (] ; 5 February 1932 – 3 April 2016) was an Italian professional football manager and player, who played as a defender.

Paddy Christie: Paddy Christie (born 1976 in Dublin) is an Irish Gaelic footballer who usually plays in the full-back position.  He made his inter-county senior debut for the Dublin senior football team against Armagh in April 1995.  At club level he plays for Ballymun Kickhams.  He served as Dublin in 2005.  He was selected in the 2002 GAA All Stars Awards team at full-back.  He has won three Leinster Senior Football Championship medals, in "2002", "2005" and 2006.  Christie collected his 2006 Leinster championship medal despite not appearing in any of the matches.  One of the highlights of his achievements at underage level was getting the triple with Ballymun Kickhams U-21 team by winning the Dublin Championship, the North League and then overall league winners in the same season.  although he has retired from inter county and club football, he occasionally comes on as a sub or starts for his club ballymun kickhams

Davide Giazzon: Davide Giazzon (born 16 January 1986 in Venice) is an Italian rugby union player.  His preferred position is at Hooker, although he can also play at Prop.  He currently plays for Zebre in the Pro12 and the Heineken Cup.  He gained his first international cap in 2012 against Argentina as a sub, having previously played for Italy A and the Italian U-21 team.

Andreas Ottl: Andreas Ottl (] ; born 1 March 1985 in Munich, Bavaria) is a German footballer who plays as a defensive midfielder.  He is currently a free agent.  He signed his first professional contract for Bayern Munich on 1 July 2005.  He played for Germany's U-21 Team.  Ottl is a highly versatile player being able to play various midfield positions as well as playing as a defender.

Luigi Di Biagio: Luigi Di Biagio (] ; born 3 June 1971), is an Italian football manager and former footballer, who currently coaches the Italy U-21 team.  A former defensive midfielder, Di Biagio last played for Ascoli Calcio 1898 (2006–07), and also played for several other Italian clubs throughout his career, including Roma and Inter, in particular.  At international level, he also played 31 times for the Italian national side between 1998 and 2002, scoring 2 goals, representing his country at the 1998 and 2002 World Cups, as well as at Euro 2000, where Italy reached the final.

Erind Prifti: Erind Prifti (born 27 May 1991 in Larissa, Greece) is a Greek-born Albanian football goalkeeper.  He played for the team's U-21 team from 2007 to 2010.  In the summer of 2010 he signed a 5-years contract and moved to the first squad.  Since then, he managed to play only one game in the 2011–12 Football League against Fokikos. On 30 January 2013 he was given on loan to AEP Paphos till the end of the season.

Andranik Adamyan: Andranik Adamyan is an Armenian football manager.  He was a caretaker manager for the Armenia national team in 2002 and 2003.  He also managed Armenian Premier League club Shirak Gyumri and Armenia U-21 team.

Ivan Djurkovic: Ivan Djurkovic (; born February 20, 1986 in Ivangrad, SR Montenegro, SFR Yugoslavia) is a former Montenegrin handball player who finished his career as left back for Croatian First League's team RK Bjelovar.  He started his professional career at very young age, in his hometown club RK Berane.  As young and perspective left back player, he moved to Šabac, Serbia being acquired by two-time EHF champion, RK Metaloplastika and then by RK Partizan.  Djurkovic continued his career in Croatia, playing for First League's teams, RK Varaždin Di Caprio and RK Metković.  Later, he returned to his homeland playing for RK Budvanska rivijera.  Last season , he was a member of another EHF champion, RK Bjelovar.  He was also a member of Montenegrin U-21 team.

Roberto Muzzi: Roberto Muzzi (born 21 September 1971 in Rome) is an Italian retired football striker.  During his career, he has played for several Italian clubs including A.S. Roma, Pisa Calcio, Cagliari Calcio, Udinese Calcio, and S.S. Lazio.  He was also part of the Italy U-21 team from 1990 to 1994, playing 19 matches and scoring 4 goals under manager Cesare Maldini, and winning the UEFA European Under-21 Championship in 1992 and 1994; he also took part at the 1992 Summer Olympics, although he never received a call-up for the senior Italy side.  He was known in particular for his electrifying speed as a forward.

Supporting paragraphs: Roberto Muzzi Cesare Maldini
Answer: defender