Gazprom plus one share of Sakhalin Energy. In June 2007, TNK-BP, a subsidiary of BP plc, agreed to sell its stake in Kovykta field in Siberia to Gazprom after the Government of Russia questioned BP's right to export gas from Russia. On 23 June 2007, the governments of Russia and Italy signed a memorandum of understanding towards a joint venture between Gazprom and Eni SpA to construct a 558-mile (900 km) gas pipeline to carry gas per year from Russia to Europe. This "South Stream" pipeline would extend under the Black Sea to Bulgaria with a south fork to Italy and
Gazprom Neft Gazprom Neft Novy Port with Gazprom Neft as the operator of the project. In spring 2011, Gazprom Neft confirmed the viability of year-round supply from the field by sea. The Novoportovskoye field will be developed in two phases, first focussing on the southern part of the field where peak production will reach 5 mln tonnes of oil per year. The second phase will look at the northern part of the field, where peak production is expected to reach 3 mln tonnes of oil per year. The Messoyakha Group of oil and gas fields consists of the West-Messoyakha and East-Messoyakha sites.