According to the document, the subsidiary of "Rosneft» -Neftegaz Holding America Limited- will receive a 30% interest in 20 deepwater blocks with a total area of ??about 450 square kilometres. 17 blocks are located in the western part of the Gulf of Mexico, three - in the centre. At the same time ExxonMobil retains 70% interest and remains an operator. Currently,only seismic analysis is being undertaken and works for the extraction is put on the back burner.