Cellphones are used in underground subway stations in Hong Kong and Seoul , South Korea .
South Korea /location/country/capital Seoul
Seoul /location/administrative_division/country South Korea
South Korea /location/location/contains Seoul
South Korea /location/country/administrative_divisions Seoul
NNS VBP VBN IN JJ NN NNS IN NNP NNP CC NNP , NNP NNP .
South Korea
LOCATION
Seoul
LOCATION
/location/country/capital
Seoul
LOCATION
South Korea
LOCATION
/location/administrative_division/country
South Korea
LOCATION
Seoul
LOCATION
/location/location/contains
South Korea
LOCATION
Seoul
LOCATION
/location/country/administrative_divisions