The train only last year resumed regular service between Moscow and Chechnya 's capital , Grozny , and previous attacks have come on holidays .
Chechnya /location/location/contains Grozny
DT NN RB JJ NN VBD JJ NN IN NNP CC NNP POS NN , NNP , CC JJ NNS VBP VBN IN NNS .
Chechnya
LOCATION
Grozny
LOCATION
/location/location/contains