Question: What nationality is the sport club that the current coach of Werder Bremen played professionally for?

Passages:
SV Werder Bremen II is the reserve team of SV Werder Bremen.  It currently plays in 3.  Liga, the third level of the German football league system, and has qualified for the first round of the DFB-Pokal on nineteen occasions.  It also has won the German amateur football championship three times, a joint record.  Until 2005 the team played as SV Werder Bremen Amateure. The 2017–18 SV Werder Bremen season is the 119th season in the football club's history and 37th consecutive and 54th overall season in the top flight of German football, the Bundesliga, having been promoted from the 2.  Bundesliga Nord in 1981.  In addition to the domestic league, Werder Bremen also are participating in this season's edition of the domestic cup, the DFB-Pokal.  This is the 71st season for Bremen in the Weser-Stadion, located in Bremen, Free Hanseatic City of Bremen, Germany.  The season covers a period from 1 July 2017 to 30 June 2018. Sportverein Werder Bremen von 1899 e. V. (] ), commonly known as Werder Bremen, is a German sports club located in Bremen in the northwest German federal state Free Hanseatic City of Bremen.  The club was founded in 1899 and has grown to 40,400 members.  It is best known for its association football team. Alexander Nouri (Persian: الکساندر نوری‎ ‎ , ] ) (born 20 August 1979) is a retired Iranian-German footballer and current coach of Werder Bremen.  He played professionally for 14 years with Werder Bremen, Seattle Sounders, Uerdingen 05, VfL Osnabrück, Holstein Kiel and VfB Oldenburg. SV Werder Bremen won its first ever German double, clinching both Bundesliga and the DFB-Pokal.  Following a club record-breaking league season, Werder won the title six points clear of Bayern Munich, with Aílton hitting 28 goals, the most ever from a Werder Bremen player.  The cup victory was clinched following a 3–2 win against Alemannia Aachen, with defensive midfielder Tim Borowski the unexpected hero, hitting Alemannia with a brace.  The title successes were Thomas Schaaf's first in his managerial career.  However, Werder lost both Aílton and defensive senior talisman Mladen Krstajić to Schalke 04, since both refused to sign new contracts with the club. Karl-Heinz 'Kalli' Kamp (born 26 September 1946) is a German retired football player and coach.  He spent 13 seasons in the Bundesliga with SV Werder Bremen.  As of July 2012, he works as a scout for SV Werder Bremen. Frank Baumann (born 29 October 1975) is a retired German footballer, best known for his spell at SV Werder Bremen, and the current sporting director of Werder Bremen. Florian Bruns (born 21 August 1979) is a German football coach and former football midfielder.  He was the assistant manager of Werder Bremen II and was promoted to interim assistant coach of the professional team of SV Werder Bremen on 12 March 2016. VfL Osnabrück is a German multi-sport club in Osnabrück, Lower Saxony.  It currently fields teams in basketball, gymnastics, swimming, table tennis, and tennis, but is by far best known for its football section. Uwe Harttgen (born 6 July 1964) is a retired German football player currently working as a youth team coordinator for SV Werder Bremen.  He spent six seasons in the Bundesliga with SV Werder Bremen.  After his career as an active player, he earned a PhD in psychology and became youth team coordinator for his club SV Werder Bremen.

Supporting sentences:
 He played professionally for 14 years with Werder Bremen, Seattle Sounders, Uerdingen 05, VfL Osnabrück, Holstein Kiel and VfB Oldenburg. VfL Osnabrück is a German multi-sport club in Osnabrück, Lower Saxony.