The singles field was led by World No. 1 , Beijing Olympic s single s gold medalist , French Open and Wimbledon , Monte Carlo , Hamburg , Toront o Master s champio n Rafae l Nadal , ATP No. 2 , US Open titlist , Olympic double s gold medalist , मैड्रिड defendin g finalis t Roger Federer , and Australia n Open , Indian Wells , Rome Master s winner Novak Djokovic . Other top seeds were US Open runner-up , Cincinnat i Master s titlis t Andy Murray , Miami Masters , Pörtschach , Warsa w winne r Nikolay Davydenko , David Ferrer , David Nalbandian and एंडी रॉडिक .
Entity: मैड्रिड — Type: /location/county, /location/city, /location