MOSCOW, Aug 5 Belarusian tennis player Arina Sobolenko reached the quarterfinals of the WTA tournament 500 in the American San Jose, the prize fund of which exceeds 750 thousand dollars. In the second round match, Sobolenko, seeded at the tournament under the fourth number, defeated the American Caroline Dolhide with a score of 5:7, 6:1, 7:5. The match lasted 2 hours and 37 minutes. In the quarterfinals, the Belarusian tennis player will meet with the Russian Daria Kasatkina, seeded under the seventh number.