STILLWATER — It was exactly what Sooners baseball needed. You can breathe a little bit. Oklahoma struck back Saturday afternoon at O’Brate Stadium to even the Bedlam series at Oklahoma State with a 19-10 victory. OU hit a whopping six home runs. Anthony Mackenzie and Michael Snyder started the scoring fiesta in the top of the second with back-to-back jacks. Kendall Pettis added an RBI groundout to give Oklahoma a 3-0 lead. Oklahoma State rallied for four runs in the bottom of the second. But just as the Cowboys did on Friday night, Oklahoma had an answer. Bryce Madron blasted a solo home run t…