claim: Pavel Vízner and his partner were the defending champions of the 2007 Brasil Open – Doubles. Vizner's partner and Łukasz Kubot's partner in the 2009 Grand Prix Hassan II – Doubles were both professional tennis players for over a decade.
supporting_facts.key: Lukáš Dlouhý
supporting_facts.key: Oliver Marach
supporting_facts.key: 2007 Brasil Open – Doubles
supporting_facts.key: 2009 Grand Prix Hassan II – Doubles