India's Sania Mirza and her Zimbabwean partner Cara Black has entered the Women's doubles quarter finals of the French Open Tournament. They are now up against the top seeded pair of Su-Wei Hsieh from Taipei and China's Shuai Peng.Sania Mirza and Cara Black brushed aside the challenge of Jelena Jankovic and Alisa Kleybanova in the women's doubles pre-quarterfinals.