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    vs.      
Geoffrey Siron is tied in the series against Marcio Carvalho, 1-1.

event round table player one result player two
Grand Prix Bilbao 2005SSiron, Geoffrey (1991)Lost 0-2Carvalho, Marcio (2038)
Pro Tour Honolulu 2006394Siron, Geoffrey (1877)Won 2-0Carvalho, Marcio (2123)