Iranian Foreign Minister Mohammad Javad Zarif, Russian Foreign Minister Sergei Lavrov, and their Turkish counterpart Foreign Minister Mevlüt Çavuşoğlu met in Turkish port city of Antalya in the morning on Sunday.
On Friday, the Russian top diplomat affirmed that the Antalya meeting will be a step before the major meeting of presidents in Sochi.
"As for the foreign ministers’ meeting of this troika - Russia, Turkey and Iran - its task is to prepare for the summit (in Sochi on November 22), and it will be held late this week," Lavrov said.
The Presidents of the three guarantor states will also meet on Wednesday in Russian port city of Sochi.