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    vs.      
Koutarou Ootsuka leads the series against Frank Karsten, 2-0.

event round table player one result player two
2002 World Championship280Ootsuka, Koutarou (1489)Won 2-0Karsten, Frank (1739)
Pro Tour Valencia 2007253Ootsuka, Koutarou (1981)Won 2-1Karsten, Frank (2034)