PRO SOCCERTHE SLUMPING CALIFORNIA SURF fell to its fourth consecutive defeat Saturday night, losing 3-2 to the streaking Chicago Sting at rain-soaked Cominsky Park before a crowd of 6,543,Though torrential rains made playing conditions adverse, it was a potent Sting offense which subdued the Surf. The Sting, 6-1 on the season built a 2-0 halftime lead but had to hold off the Surf in the second half.The Surf, which has scored two or more goals in six matches, twice made a run at the Sting who had not allowed more than one goal in its previous six matches this seasonGerman international Karl-Heinz Granitza opened the Sting scoring with a pair of first-half goals, the first on a direct kick in the third minute and the second off an assist by Amo Steffenhagen in the 12th minute.Unable to mount an attack in the opening half, the Surf played with more enthusiasm in the second half and twice got within one goal of the Sting.Steve Moyers scored his eighth goal of the year 30 seconds into the half. The goal was a header off a comer kick by Dave Husoc, making it the seventh goal Moyers has scored on headers. He has scored at least once in six matches. sMoyers' shares league scoring lead with Ft. Lauderdale's Ray Hudson at 18 points.Peter Ressel increased Chicago's lead to 3-1 six minutes after Moyers' goal.The Surf cut this deficit to one again as Johann Seharmann converted a Huson-io-Surf Feels The Sting In ChicagoMoyers pass play for a goal.The Surf, 3-6, threatened a last time with three .minutes left when Moyers took a cross from Paul Cahill and fed Laurie Abrahams in the penalty box, but Abrahams’ shot hit the side netting.California returns home for a three-match stand, beginning on Tuesday for its first intra-divisional meeting, with the Edmonton Drillers. The Cosmos will be in Anaheim on Friday and Houston on Wednesday May 21.NASL REPORT: PATO MARGETJC set up goals by DAVID RADFORD and SAM OATES, and GARY BANNISTER scored an unassisted goal as the express blanked the Chiefs, 34), in Pontiac . . . ROGER DAVIES scored two goals and MARK PETERSON and ROY GREAVES added one each to lead the Sounders to a 4-0 victory over the Strikers .. , EDE WOLF scored In the first half and KLAUS TOPP-MOLLER added an insurance goal in the second to boost the Tornado to a 2-6 triumph over the Sockers in Texas Stadium. Sockers goalkeeper, VOLKMAR GROSS, saved a penalty kick by Toppmol-ler fate in the match.David Nish Approaches Balt Against Fort Lauderdale