The American military said a unit of Iraqi special forces had arrested a suspected bomb maker in Sadr City , a large Shiite district in eastern Baghdad .
Baghdad /location/location/contains Sadr City
DT JJ NN VBD DT NN IN JJ JJ NNS VBD VBN DT VBN NN NN IN NNP NNP , DT JJ JJ NN IN JJ NNP .
Baghdad
LOCATION
Sadr City
LOCATION
/location/location/contains