Complex sentence: His "exploratory campaign" for the Liberal leadership was launched on October 1 2012, and has gained support from several well-known Liberal strategists, such as Kevin Chalmers, David Gruber and Mike Hillman.
Split into simpler sentences: His "exploratory campaign" for the Liberal leadership was launched on October 1 2012. Burton bid for the Liberal Party leadership is supported by several well-known Liberal strategists, such as Kevin Chalmers, David Gruber and Mike Hillman.