Complex sentence: Zachary Douglas "Zach" Filkins (born September 15,1978) is an American musician and model, but as of 2007 he is best known as the lead guitarist of the pop rock band OneRepublic.
Split into simpler sentences: Zachary Douglas "Zach" Filkins (born September 15,1978) is an American musician and model. He is best the lead guitarist of the pop rock band OneRepublic.