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    vs.      
Helmut Summersberger is tied in the series against Ludvig Londos, 1-1.

event round table player one result player two
Grand Prix Stockholm 2007990Summersberger, Helmut (1873)Lost 0-2Londos, Ludvig (1514)
Grand Prix Rotterdam 20096444Summersberger, Helmut (1830)Won 2-0Londos, Ludvig (1589)