MOSCOW, Aug 5 Russian tennis player Veronika Kudermetova and Chinese Zhang Shuai in doubles reached the semi-finals of the tournament in the American San Jose, the prize fund of which exceeds 750 thousand dollars. In the quarter-finals, they defeated the American Caroline Dolehide and the Australian Storm Sanders with a score of 6:2, 5:7, 10:8. Kudermetova and Zhang Shuai were seeded at the tournament under the first number. The opponents of tennis players in the semifinals will be determined later.