rtokens: He took over there , and took control of the red button controlling nuclear arms , in December 1991 when Mikhail Gorbachev resigned , marking the end of the Soviet Union .
pos: NNP CD , DT JJ JJ NN IN NNP , VBZ DT JJ NN IN NNP POS NN IN DT NNP .
tokens: December 25 , a normal working day in Russia , is the fifth anniversary of Yeltsin 's arrival in the Kremlin .
ltokens: He told me that he had lost 20 kg ( 44 lbs ) which is natural after such an operation . "