Complex sentence: He made his club debut on 26 September 2010, but unusually as a right back; the head coach rested right back Marco Motta and moved Zdeněk Grygera to left back to replace the injured Paolo De Ceglie.
Split into simpler sentences: He made his club debut on 26 September 2010, but unusually as right back. Coach rested right back Marco Motta and moved Zdenek Grygera to left back to replace injured Paolo De Ceglie.