<Tr> <Td> Konstantin Chernenko </Td> </Tr> <Tr> <Td> Mikhail Gorbachyov </Td> </Tr> <Tr> <Td> 10 </Td> <Td> </Td> <Td> Yuri Dubinin </Td> <Td> March 1986 </Td> <Td> 20 March 1986 </Td> <Td> May 1986 </Td> </Tr> <Tr> <Td> 11 </Td> <Td> </Td> <Td> Alexander Belonogov </Td> <Td> 1986 </Td> <Td> </Td> <Td> 1990 </Td> </Tr>

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