Ukrainian President Petro Poroshenko, French President Francois Hollande and German Chancellor Angela Merkel will hold a trilateral meeting to coordinate their positions ahead of a Normandy format summit expected to take place in Berlin on Wednesday, October 19.

"It will be a Normandy format summit in Berlin. But prior to it, we will have a trilateral meeting with the chancellor of Germany and the president of France at which we will coordinate our positions ahead of the meeting," Ukrainian President Poroshenko told reporters during an official visit to Oslo on Tuesday.