Complex sentence: In 2002 and 2003, the relegated Super League sides, Huddersfield Giants and Salford City Reds remained fully professional teams and thus their full time fitness and coaching led to defeat in successive Grand Finals for Leigh.
Split into simpler sentences: In 2002 and 2003, the relegated Super League sides, Huddersfield Giants and Salford City Reds remained fully professional teams. Thus, their full time fitness and coaching led to defeat in successive Grand Finals for Leigh.