Singaporean stretches lead
Defending champion, Ann Maree Putney of Australia, continued to make up grounds with 1366 and a total of 4013 from fourth to second with Krista Pollanen of Finland in third on 3982.
Cookie Lee of Hong Kong became the third woman to shoot a 300 game of the tournament to haul herself up into 22nd place overall. Cookie, who played in the Bowling World Cup in South Africa in 1993 finished 38th.
The women now have just one set of six games to play before the cut to the top 24. At the moment the cut is 3589, a 199.3 average, with Michelle Ayala of Puerto Rico. Just off the pace is Nina Burmistrova of the Ukraine who has 24 pins to make up to catch up.
Detailed scores: Women's 3rdBlk.