Read alsoUkraine's ruling party says Zelensky may again contact Putin for prisoner swap

"A very important video conference of the Minsk Contact Group will be held today. If everything goes according to plan, we can expect a big exchange between Kyiv and Donbas on the principle of 'all for all' in the coming days," he said, according to Russian news agency TASS.

As UNIAN reported earlier, a video conference of the Trilateral Contact Group to discuss a prisoner swap will be held on Monday, December 23, 2019.