Complex sentence: Until the 1997 general election, the constituency was a safe Conservative seat, it has been represented in the House of Commons since May 2005 by Nick Clegg, who has been leader of the Liberal Democrats since December 2007 and Deputy Prime Minister since May 2010.
Split into simpler sentences: Until the 1997 general election, the constituency was a safe Conservative seat. It has been represented in the House of Commons since May 2005 by Nick Clegg, who has been leader of the Liberal Democrats since December 2007 and Deputy Prime Minister since May 2010.