signed an agreement with Royal Dutch Shell, Mitsui and Mitsubishi, to take over fifty percent 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 a north fork to Hungary. On 1 December 2007, during a visit to Turkey, Putin said the project would not proceed and 63 billion cubic metres per year (bcm/y) of gas would be shipped to Turkey instead of Bulgaria. Bulgaria was being sued by the European Union for signing a contract with Russia, which was not aligned with European Union regulations. The president of Bulgaria, Rosen Plevneliev, pressured the European Union and Russia to quickly resolve the matter. Continual rise On 4 September 2012, the European Commission announced an anti-trust investigation into Gazprom's activities. This was based on "concerns that Gazprom may be abusing its dominant market position in upstream gas supply markets." In late November 2013, Gazprom expanded its media interests by acquiring Profmedia from Vladimir Potanin. On 21 May 2014, in Shanghai, Gazprom and the China National Petroleum Corporation made a contract worth $400 billion over thirty years. The contract was for Gazprom to deliver 38 billion cubic meters of natural gas per year to China beginning in 2018. In August 2014, construction began with pipes for the Power of Siberia pipeline delivered to Lensk, Yakutia. Russia will start supplying natural gas to China through the Power of Siberia pipeline on 20 December 2019 as part of the two countries' $400 billion energy pact. Beijing and Moscow are now negotiating over a second Far Eastern gas pipeline. In June 2014, Gazprom negotiated with the International Petroleum Investment Company (IPIC of Abu Dhabi) over a 24.9 percent stake in the Austrian oil and gas firm OMV. In July 2014, Gazprom acquired Central Partnership, one of the largest film distributors in Russia. Supply and reserves Production In 2011, Gazprom produced of natural gas, which was