Previously convicted of robbery part 1 of article 162

Previously convicted of robbery (part 1 of article 162 of the Criminal Code of the Russian Federation) Yunin (released after serving his sentence in 2001) created an illegal armed group in 2004 and committed murder with particular cruelty (part 1 of article 208, p. d ”,“ g ”part 2 of article 105 of the Criminal Code of the Russian Federation). The jury found him guilty of these crimes, but deserving of condescension. Court for hours. 1 Article. 208 of the Criminal Code of the Russian Federation appointed Unina 2 years in prison “D”, “f” h. 2 tbsp. 105 of the Criminal Code of the Russian Federation - 18 years in prison and, according to the aggregate of crimes of 18 years, 6 months in prison.
Assignment: describe the sentencing algorithm in this case; establish the mistakes made by the court; determine the type and amount of punishment, as well as the type of institution that should be assigned to the perpetrator in this case.