MATCH POINTS In the other quarterfinal in the top half of the draw , No. 1-seeded Maria Sharapova will face ninth-seeded Nadia Petrova of Russia .
Maria Sharapova /people/person/nationality Russia
NN NNS IN DT JJ NN IN DT JJ NN IN DT NN , NN JJ NNP NNP MD VB JJ NNP NNP IN NNP .
Maria Sharapova
PERSON
Russia
LOCATION
/people/person/nationality