Original sentence: The two-legged tie will take place on a home-and-away basis on 18 or 19 August 2009 and 25 or 26 August 2009
Edited sentence: The two-legged tie will take place on a home-and-away basis on 18 August 2009 and 26 August 2009, with the first leg taking place in Tiraspol and the return leg in Piraeus