Complex sentence: In February 2007, Russell signed a new contract with Brechin, but left for Greenock Morton in August 2007 for an undisclosed fee (believed to be £40,000).
Split into simpler sentences: In February 2007, Russell signed a new contract with Brechin. He left for Greenock Morton in August 2007 for an undisclosed fee (believed to be £40,000).