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    vs.      
Guilherme Vieira leads the series against Lucas Esper Berthoud, 2-0.

event round table player one result player two
Grand Prix Sao Paulo 2009154Vieira, Guilherme (1664)Won 2-1Esper Berthoud, Lucas (1770)
Grand Prix Sao Paulo 2012115Vieira, Guilherme (1650)Won 2-0Esper Berthoud, Lucas (1782)