A presidential aide suggested raising the rent on Russia 's Black Sea naval base , Moscow 's only warm-water port .
Moscow /location/administrative_division/country Russia
Russia /location/location/contains Moscow
Russia /location/country/administrative_divisions Moscow
Russia /location/country/capital Moscow
DT JJ NN VBD VBG DT NN IN NNP POS NNP NNP JJ NN , NNP POS JJ NN NN .
Moscow
LOCATION
Russia
LOCATION
/location/administrative_division/country
Russia
LOCATION
Moscow
LOCATION
/location/location/contains
Russia
LOCATION
Moscow
LOCATION
/location/country/administrative_divisions
Russia
LOCATION
Moscow
LOCATION
/location/country/capital