Top seeds Mike Lambert and Stein Metzger advanced to today's semifinals of the Santa Barbara (Calif.) Bud Light Open professional beach volleyball tournament with a 21-16, 18-21, 15-13 victory yesterday over Phil Dalhausser and Todd Rogers.

Lambert and Metzger, Punahou School graduates, will play the winner of a contender's bracket match for a spot in the finals, which also will be played today. Hans Stolfus and Aaron Wachtfogel also advanced directly to the semifinals.

Misty May-Treanor and Kerri Walsh defeated Elaine Youngs and Rachel Wacholder, 21-14, 21-14, for the championship yesterday to become the first women's team to reach 50 career titles together. May-Treanor and Walsh split $25,000 for the victory.

The men's top prize also is $25,000. The second place team splits $18,000.