With every first down, every score and, especially every conversion, so precious, the CIF-Southern Section Northern Division semifinal at Newbury Park High on Friday night was sure to be decided by one play.It was just difficult to see which play it would be.Until Atascadero High gave up the right to tie the score with a PAT with 3:36 to play and instead lined up for a potential game-leading two-point conversion.“I was pacing down the sideline,” Newbury Park quarterback Daniel Prieto said.