Walkthrough (A Juggler's Tale)

It seems that there are no such things yet ... I decided to create ...
Who knows how to go through Chapter IV of Episode "Enemies in the Distance"? I can't get rid of the bandits on the boat. As I understand them, it is necessary to drive them into the chtoli funnel, well, I don’t understand ... Maybe someone will tell me?
ZY And, everything, figured it out. It was necessary to push the barrel into the funnel, and just swim back.