BEIJING, Aug. 12 (Xinhua) -- Following are the results from the Beijing Olympic tennis event on Tuesday (prefix number denotes seeding):

    Men's singles second round:

    12-Fernando Gonzalez, Chile, bt Marin Cilic, Croatia, 6-4, 6-2

    1-Roger Federer, Switzerland, bt Rafael Arevalo, Estonia, 6-2, 6-4

    7-David Nalbandian, Argentina, bt Nicolas Massu, Chile, 7-6(0), 6-1

    Igor Andreev, Russia, bt Michael Llodra, France, 6-4, 3-6, 6-1

    Paul-Henri Mathieu, France, bt 4-Nikolay Davydenko, Russia, 7-5,6-3

    2-Rafael Nadal, Spain, bt Lleyton Hewitt, Australia, 6-1, 6-2

    13-Mikhail Youzhny, Russia, bt Thomas Johansson, Sweden, 7-5, 6-2

    Jurgen Melzer, Austria, bt 9-Stanislas Wawrinka, Switzerland, 6-4, 6-0

    3-Novak Djokovic, Serbia, bt Rainer Schuettler, Germany, 6-4, 6-2

    Lu Yen-Hsun, Chinese Taipie, bt Agustin Calleri, Argentina, 6-4,6-4

    15-Nicolas Kiefer, Germany, bt Kevin Anderson, South Africa, 6-4,6-7(4), 6-4

    10-Gilles Simon, France, bt Guillermo Canas, Argentina, 7-5, 6-1

    17-Tomas Berdych, Czech Republic, bt Andreas Seppi, Italy, 6-3, 7-6(4)

    Olivier Rochus, Belgium, bt Janko Tipsarevic, Serbia, 7-6(5), 2-3, retired

    Gael Monfils, France, bt Victor Hanescu, Romania, 6-4, 7-6(5)

    Men's doubles first round:

    Julian Knowle/Jurgen Melzer, Austria, bt Nicolas Kiefer/Rainer Schuettler, Germany, 6-7(3), 6-3, 6-1

    Arnaud Clement/Michael Llodra, France, bt 3-Jonathan Erlich/AndyRam, Israel, 6-4, 6-4

    7-Mahesh Bhupathi/Leander Paes, India, bt Gael Monfils/Gilles Simon, France, 6-3, 6-3

    Marcelo Melo/Andre Sa, Brazil, bt Tomas Berdych/Radek Stepanek, Czech Republic, 5-7, 6-2, 8-6

    Mariusz Fyrstenberg/Marcin Matkowski, Poland, bt Yu Xinyuan/ZengShaoxuan, China, 6-3, 6-4

    1-Bob Bryan/Mike Bryan, United States, bt Mark Knowles/Devin Mullings, Bahamas, 6-2, 6-1

    Women's singles second round:

    Li Na, China, bt Ayumi Morita, Japan, 6-2, 7-5

    5-Elena Dementieva, Russia, bt Sofia Arvidsson, Sweden, 6-3, 6-4

    12-Victoria Azarenka, Belarus, bt Casey Dellacqua, Australia, 6-2, 6-2

    Kaia Kanepi, Estonia, bt Virginie Razzano, France, 6-4, 7-5

    Sybille Bammer, Austria, bt 13-Patty Schnyder, Switzerland, 6-4,6-4

    9-Vera Zvonareva, Russia, bt Shahar Peer, Israel, 6-3, 7-6(4)

    2-Jelena Jankovic, Serbia, bt Alina Bondarenko, Ukraine, 7-5, 6-1

    Zheng Jie, China, bt Nuria Llagostera Vives, Spain, 6-7(7), 6-1,6-4

    15-Alize Cornet, France, bt Peng Shuai, China, 6-2, 6-2

    6-Dinara Safina, Russia, bt Maria Jose Martinez Sanchez, Spain, 7-6(3), 6-1

    16-Dominika Cibulkova, Slovakia, bt Tsvetnan Pironkova, Bulgaria,6-2, 6-2

    Francesca Schiavone, Italy, bt 8-Agnieszka Radwanska, Poland, 6-3, 7-6(6)

    Caroline Wozniacki, Denmark, bt 10-Daniela Hantuchova, Slovakia,6-1, 6-3

    7-Venus Williams, United States, bt Iveta Benesova, Czech Republic, 6-1, 6-4

    4-Serena Williams, United States, bt Samantha Stosur, Australia,6-2, 6-0

    Women's singles first round:

    Mariya Koryttseva, Ukraine, bt Tzipora Obziler, Israel, 5-7, 7-5,6-4

    Ayumi Morita, Japan, bt Marina Erakovic, New Zealand, 5-7, 7-6(7), 6-4

    Women's doubles first round:

    7-Elena Vesnina/Vera Zvonareva, Russia, bt Nuria Llagostera Vives/Maria Jose Martinez Sanchez, Spain, 2-6, 6-1, 6-3

    Flavia Pennetta/Francesca Schiavone, Italy, bt Casey Dellacqua/Alicia Molik, Australia, 6-4, 6-4

    1-Svetlana Kuznetsova/Dinara Safina, Russia, bt Mara Santangele/Roberta Vinci, Italy, 6-1, 3-6, 7-5

    2-Serena Williams/Venus Williams, United States, bt Iveta Benesova/Nicole Vaidisova, Czech Republic, 4-6, 7-5, 6-1

    Emmanuelle Gagliardi/Patty Schnyder, Switzerland, bt Eleni Daniilidou/Anna Gerasimou, Greece, 6-0, 6-4

    5-Lindsay Davenport/Liezel Huber, United States, bt Klaudia Jans/Alicja Rosolska, Poland, 6-2, 6-1