The talks held in Berlin by representatives of the Normandy Four, which mediates the conflict in Donbas, have concluded, a representative from the Russian Embassy to Germany told journalists on Tuesday evening.

"The talks have concluded," the diplomat said.

The latest round, at the level of political advisors, took place at the office of the federal chancellor. Russia was represented by the presidential administration's deputy chief Dmitry Kozak.

The quartet comprises Germany, Russia, Ukraine and France.