In Moscow , Mr. Karimov and President Vladimir V. Putin signed a mutual defense treaty , binding their countries more closely than they have been since the collapse of the Soviet Union .
Soviet Union /location/country/capital Moscow
IN NNP , NNP NNP CC NNP NNP NNP NNP VBD DT JJ NN NN , VBG PRP$ NNS RBR RB IN PRP VBP VBN IN DT NN IN DT NNP NNP .
Soviet Union
LOCATION
Moscow
LOCATION
/location/country/capital