Complex sentence: Protesters who managed to reach Hyde Park in time heard various speakers, including George Galloway, Tony Benn and Bianca Jagger however many were not able to reach the rally as those travelling home by coach had to leave before completing the march route.
Split into simpler sentences: Protesters who managed to reach Hyde Park in time heard various speakers, including George Galloway, Tony Benn and Bianca Jagger. However, many were not able to reach the rally as those travelling home by coach had to leave before completing the march route.