[PAR] [TLE] Roman Bürki [SEP] Roman Bürki (born 14 November 1990) is a Swiss professional footballer who currently plays as a goalkeeper for Borussia Dortmund.  Before that Bürki was part of the winning squad of Grasshopper Club Zürich that beat FC Basel 4-3 on a penalty shootout in the Swiss Cup 2013 final. [PAR] [TLE] 2012–13 Grasshopper Club Zürich season [SEP] The 2012–13 Swiss Super League began with a 0-2 loss against FC Sion.  After this defeat the Grasshoppers remained unbeaten for twelve consecutive matches and goalkeeper Roman Bürki was able to set a new all-time record in keeping a clean sheet in Swiss football.  He remained unbeaten for 659 minutes.
[PAR] [TLE] Roman Bürki [ SEP ] Roman Bürki ( born 14 November 1990 ) is a Swiss professional footballer who currently plays as a goalkeeper for Borussia Dortmund . Before that Bürki was part of the winning squad of Grasshopper Club Zürich that beat FC Basel 4 - 3 on a penalty shootout in the Swiss Cup 2013 final . [PAR] [TLE] 2012–13 Grasshopper Club Zürich season [ SEP ] The 2012–13 Swiss Super League began with a 0 - 2 loss against FC Sion . After this defeat the Grasshoppers remained unbeaten for twelve consecutive matches and goalkeeper Roman Bürki was able to set a new all - time record in keeping a clean sheet in Swiss football . He remained unbeaten for 659 minutes .
How many minutes did the current goalkeeper for Borussia Dortmund remain unbeaten at his previous club?
How many minutes did the current goalkeeper for Borussia Dortmund remain unbeaten at his previous club ?
659
659