Complex sentence: He has appeared in 14 games in his first two NFL seasons (2004 and 2005) with the Redskins, helping lead the Redskins to their first NFL playoff appearance since 1999.
Split into simpler sentences: He has appeared in 14 games in his first two NFL seasons (2004 and 2005) with the Redskins. In 2005, he helped lead the Redskins to their first NFL playoff appearance since 1999.