Complex sentence: His 2005 entry into the John Cooper Challenge (relaunched for 2006 as the Mini Challenge) saw Nordström immediately competitive, taking his maiden Mini win and numerous podiums to finish 4th in the S Class Championship.
Split into simpler sentences: His 2005 entry into the John Cooper Challenge (relaunched for 2006 as the Mini Challenge) saw him immediately competitive. His maiden Mini win and numerous podiums allowed him to finish fourth in the S Class Championship.