The fourth round of the preliminaries of the 2007 FIVB Beach Volleyball Women's Challenger kicked off at Chaoyang Park at 9:00 a.m Aug.14. In today's fourth match Canadian pair Marie-Christine Mondor/Anouk Boileau defeated Malaysian duo Manokharan Iswari/Luk Teng Kee 2:1. The scores of the three sets were 15:21, 21:8 and 15:8.