SCOTTSDALE, Ariz. -- The Giants plan to split up their pairof right-handed aces and begin the season with left-hander JonathanSanchez as their No. 2 starter, manager Bruce Bochy confirmedThursday. Tim Lincecum will start the season opener March 31 at DodgerStadium, followed by Sanchez and Matt Cain. Left-handers Barry Zitoand Madison Bumgarner will fill out the Nos. 4-5 spots. The Giants could have begun the seasonwith a four-man rotation because of breaks in the schedule, butBochy said they will use all five starters from the get-go. "We don't plan on skipping anybody," Bochy said.