Like a car sitting in the driveway on a cold morning, Riverdale needed to idle to warm up. Once the Warriors revved the engine, the Pioneers were left in the dust.Riverdale (8-1) scored 40 unanswered points - 26 coming in the second quarter - to beat Warren County 47-7 Friday night at Nunley Stadium.Warren County (3-6) was hoping the surge of energy off senior night, along with coming into this week after a win in its last outing, would help snap a 12-game losing streak to the Warriors. It seemed to be going as planned for the Pioneers after a 7-7 first quarter, but then the Warriors hit another gear."Riverdale has a good offensive line and good speed.