It clarifies that the meeting will be attended by advisers to the heads of state and government of the four countries, who will have to prepare further negotiations at the highest level.

Earlier it became known that the Russian and Ukrainian presidents Vladimir Putin and Vladimir Zelensky held telephone talks.

It was noted that the conversation took place on the initiative of the Ukrainian side.

During the talks, issues of resolving the conflict in the Donbas and cooperation on the return of detained citizens of both countries were discussed.