Original sentence: " After the Liberals won the election, Kinsella became chief of staff to federal Public Works minister David Dingwall.(He left Liberal leader Michael Ignatieff's team before the election of 2011.)  He worked as a staffer in then-Opposition leader Jean Chretien's office and as a strategist in the Canadian federal Liberal Party's 1993 election campaign "task force.After Kinsella left Dingwall's staff, Guite created an ad kickback regime that had a serious role in the defeat of the Liberals in 2006.In that job, he had a role in the hiring of Chuck Guite to run the government's advertising.Kinsella bills himself as the "Prince of Darkness" of Canadian politics, although he has not worked on a national campaign since 2000.Kinsella supported Sandra Pupatello in the 2013 leadership convention that chose a successor to McGuinty.Kinsella was also involved in the 2007 and 2011 re-election campaigns of Ontario premier Dalton McGuinty and his Ontario Liberal Party.The leadership was won by Kathleen Wynne
Edited sentence: " After the Liberals won the election, Kinsella was Chief of Staff in various federal ministries.He was Special Assistant to then-Opposition leader Jean Chretien's office and as a strategist in the Canadian federal Liberal Party's 1993 election campaign "task force.Kinsella has been referred to as the "Prince of Darkness" of Canadian politics.Kinsella was also involved in the 2003, 2007 and 2011 re-election campaigns of Ontario premier Dalton McGuinty and his Ontario Liberal Party