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    vs.      
Bernhard Lehner leads the series against Klaas Gruber, 2-1.

event round table player one result player two
Grand Prix Gothenburg 2013952Lehner, Bernhard (1791)Won 2-0Gruber, Klaas (1637)
Grand Prix Milan 20141322Lehner, Bernhard (1841)Won 2-1Gruber, Klaas (1744)
Grand Prix Prague 20151564Lehner, Bernhard (1859)Lost 1-2Gruber, Klaas (1772)