Even on Thursday , multilateral diplomacy continued , as the senior Russian and Chinese nuclear negotiators met in Tehran to press Iran 's leaders to avoid a crisis and close Natanz .
Iran /location/location/contains Natanz
Iran /location/location/contains Tehran
Iran /location/country/capital Tehran
RB IN NNP , JJ NN VBD , IN DT JJ JJ CC JJ JJ NNS VBD IN NNP TO VB NNP POS NNS TO VB DT NN CC JJ NNP .
Iran
LOCATION
Natanz
LOCATION
/location/location/contains
Iran
LOCATION
Tehran
LOCATION
/location/location/contains
Iran
LOCATION
Tehran
LOCATION
/location/country/capital