The Chinese company agreed in August to buy PetroKazakhstan , a company based in Calgary , Alberta , with all its oil fields and a refinery in southern Kazakhstan .
Alberta /location/location/contains Calgary
DT JJ NN VBD IN NNP TO VB NNP , DT NN VBN IN NNP , NNP , IN DT PRP$ NN NNS CC DT NN IN JJ NNP .
Alberta
LOCATION
Calgary
LOCATION
/location/location/contains