Complex sentence: The Mansfield mayoral election, 2011 for the office of Mayor of Mansfield, was held on 5 May 2011, the third Mansfield mayoral election since the post of directly-elected mayor was created by Mansfield Borough Council in 2002.
Split into simpler sentences: The Mansfield mayoral election, 2011 for the office of Mayor of Mansfield will be held on 5 May 2011. It will be the third Mansfield mayoral election, after the post was created by Mansfield Borough Council in 2002.