The Russian side sabotaged the negotiations on oil supplies terms on 6 January, a representative of the Belarusian delegation told BelTA. Today the Belarusian delegation spent the entire day in talks with the Russian Energy Ministry. As of 14:00 experts managed to bring views of the sides as close as possible, stressed the source. After that, however, the Russian negotiators took a timeout to report to the Russian Federation leadership. After coming back the Russian side virtually dismissed all the terms that had been agreed on and reverted to the state of things observed at the beginning of the year. One should bear in mind that on the eve the sides agreed that if the experts come to terms, this afternoon Belarus First Vice Premier Vladimir Semashko will leave for Moscow to ink the relevant documents.