The authors also point to the Arab-Kurdish fault line in the north as a major concern , with the two ethnicities vying for power in Mosul , where violence is rampant , and Kirkuk , whose oil fields are critical for jump-starting economic growth in Iraq .
Iraq /location/location/contains Kirkuk
Iraq /location/location/contains Mosul
DT NNS RB VBP TO DT JJ NN NN IN DT NN IN DT JJ NN , IN DT CD NNS VBG IN NN IN NNP , WRB NN VBZ JJ , CC NNP , WP$ NN NNS VBP JJ IN JJ JJ NN IN NNP .
Iraq
LOCATION
Kirkuk
LOCATION
/location/location/contains
Iraq
LOCATION
Mosul
LOCATION
/location/location/contains