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    vs.      
Sander van Herwaarden trails the series against Klaas Gruber, 0-2.

event round table player one result player two
Grand Prix Amsterdam 2017915van Herwaarden, Sander (1825)Lost 1-2Gruber, Klaas (1808)
Grand Prix Birmingham 20176147van Herwaarden, Sander (1866)Lost 0-2Gruber, Klaas (1838)