 Complete the following phrase:  On 24 August 1807, Senyavin detached Greig with the Moskva, Sviatoi Piotr and some smaller vessels to re-occupy Corfu, ceded to Russia by France according to the Treaty of Tilist. The remaining part of the fleet about 10 ships of line, three frigates under Senyavins command reached Corfu on 1807 and was ordered to go westwards. On 1807, Senyavins fleet set sail towards Gibraltar, to reach the 