sentences:  In 1943, the Army supported the Kerch-Eltigen Operation and assisted in the battle for air superiority over the Kuban.Two regiments that formed part of the Army, the 57th GIAP and 821st IAP, flew lend-lease Supermarine Spitfires in 1943 for a period.Alexander Pokryshkin was one of its members, and one of the most successful aces of WW2, as well as having the distinction of being awarded the Hero of Soviet Union three times.