 Complete the following phrase:  Vorkuta Rechlag River Camp or Special Camp No. 6 consisted of 17 separate departments engaged in construction of coal mines, coal mining and forestry. In 1946 it housed 62,700 inmates, 56,000 in July 1953. A substantial portion of the camp guards were former convicts. According to Aleksandr Solzhenitsyn, the uprising was provoked by two unconnected events of June 1953: the arrest of Lavrentiy Beria in Moscow and the arrival of Ukrainian prisoners who, unlike long-term Russian inmates, were still missing their freedom similar dissent existed between Baltic - the second largest group - and Polish inmates. Another major factor was the application of the March 1953 general amnesty, issued after the 