Complex sentence: From the 1997 "landslide year" until 2010, David Borrow's vote total and majority consistently shrunk with a swing back to the Conservatives at every election: despite in 2005, UKIP nominating a candidate for the first time, and taking just over 1,200 votes.
Split into simpler sentences: From the 1997 "landslide year" until 2010, David Borrow's vote total and majority consistently shrunk with a swing back to the Conservatives at every election. In terms of the other parties, Liberal Democrats have not thus far achieved better than third and 2005 saw UKIP nominating a candidate for the first time, and taking just over 1,200 votes.