Complex sentence: After beginning his professional career as a starter, Sarfate spent 2007 and began 2008 as a relief pitcher, but on July 28,2008, he was moved to the Orioles starting rotation.
Split into simpler sentences: After beginning his professional career as a starter, Sarfate spent 2007 and began 2008 as a relief pitcher. On July 28,2008, he was moved to the Orioles starting rotation.