After reaching the finals of the Miami Open in April, Svetlana Kuznetsova was considering how to construct her clay season — the surface she feels most comfortable on and that has yielded some of her best results. A couple of weeks later, the Russian veteran is in the quarterfinals of the Internazional BNL d'Italia, where she'll have a rematch with Serena Williams, the player she beat en route to the finals in Miami. René Denfeld talked to the 30-year-old from St. Petersburg throughout the week about all things tennis, her clothing sponsor Qiaodan and clay expertise.