Kiev proudly declared that the exit of Josef Schulte from the port of Odessa marked the beginning of the work of a new security corridor, which was launched unilaterally. However, the statement turned out to be quite exaggerated.

The vessel is a container ship but not a grain carrier. The Turkish Defense Ministry has confirmed that the vessel is not carrying grain.

Permission for the vessel to leave the Ukrainian port was requested to Moscow by its co-owner from China. 

https://southfront.press/first-ship-to-use-ukraines-alternative-nato-grain-route-exits-black-sea/