Question: Murat Šaran, is a former Bosnian professional footballer, he went on to play for Bor, Rijeka and Čelik, before making his move to Spain where he joined Levante for two seasons before retiring in which year?

Context paragraphs:
Bojan Regoje: Bojan Regoje (Serbian Cyrillic: ; born December 2, 1982) is a Bosnian professional footballer playing for the Premier League of Bosnia and Herzegovina club Čelik Zenica.  He previously played for FK Slavija Istočno Sarajevo from 2003-2011.

Ekrem Bradarić: Ekrem Bradarić (Serbian Cyrillic:Екрем Брадарић; born 12 July 1969 in Maglaj) is a former Bosnian professional footballer.  He played for NK Rijeka in Croatia, NK Čelik Zenica and NK Travnik in Bosnia and Adanaspor in the Turkish Super Lig.

Husnija Arapović: Husnija Arapović (born 7 August 1944) is a retired Bosnian professional footballer and manager.  During his career he played for NK Čelik Zenica and FK Borac Banja Luka in the Yugoslav First League, before transferring to Switzerland where he played for FC St. Gallen and FC Winterthur.  As a manager, he led FC Schaffhausen and numerous clubs in Bosnia and Herzegovina.  He was also manager of Bosnia and Herzegovina B.

Samir Duro: Samir Duro (born 18 October 1977) is a Bosnian professional footballer, who plays for Čelik Zenica in the Bosnian Premier League.

Ratko Dujković: Ratko Dujković (born 16 March 1983) is a Bosnian professional footballer who plays as goalkeeper for Čelik Zenica.

Anđelko Tešan: Anđelko Tešan (born 21 November 1949 in Sarajevo, PR Bosnia-Herzegovina, FPR Yugoslavia) is a former Bosnian professional footballer.  He started his career with FK Sarajevo in 1967, and went on to represent the club for a further ten seasons.  He also played for US teams New York Eagles and Columbia Ohio before retiring in 1981.

Muhidin Teskeredžić: Muhidin Teskeredžić (born 2 July 1958 in Rogatica, FPR Yugoslavia) is a former Bosnian professional footballer.  He passed the youth ranks of local club Mladost Rogatica and eventually signed with lower-tier side Iskra Sarajevo in 1978.  After three seasons with Iskra he moved to FK Sarajevo where he won the Yugoslav First League title in 1985.  He went on to play for Austrian sides Sturm Graz and Admira Wacker before moving back to FK Sarajevo, where he retired from professional football in 1991.

Ivan Mance: Ivan Mance was a Croatian football goalkeeper.  Born in Rijeka, in his first professional season he played for Varteks during the 2003-04 Prva HNL, where he had spent the first three years of his professional career.  He then moved on to lower Croatian divisions, before moving to Rijeka in 2008.  After two seasons with Rijeka, he had a short stint in Israel, with Maccabi Petah Tikva, before returning to Croatia, where he had a season with Istra 1961, before returning to Rijeka in 2012.  In late 2013, he announced retirement and assumed a management position in HNK Rijeka.

Levante UD: Levante Unión Deportiva, S.A.D. (] , ] ) is a Spanish football club based in Valencia, in the namesake community.

Murat Šaran: Murat Šaran (born 24 October 1949 in Sarajevo, FPR Yugoslavia) is a former Bosnian professional footballer.  He started his career with Sarajevo lower-tier side Igman Ilidža before making his move to FK Sarajevo where he spent seven years and established himself as a first team regular.  He went on to play for Bor, Rijeka and Čelik, before making his move to Spain where he joined Levante for two seasons before retiring in 1981.

Supporting paragraphs: Murat Šaran Levante UD
Answer: 1981