Professors Hsieh and Moretti compared the price at which Iraq sold oil with the weekly price of its closest competitors : Arabian light from Saudi Arabia , for Basra light , and Urals oil from Russia , for Kirkuk oil .
Iraq /location/location/contains Kirkuk
NNP NNP CC NNP VBD DT NN IN WDT NNP VBD NN IN DT JJ NN IN PRP$ JJS NNS : JJ NN IN NNP NNP , IN NNP NN , CC NNS NN IN NNP , IN NNP NN .
Iraq
LOCATION
Kirkuk
LOCATION
/location/location/contains