(S (S (BASENP (NN Coalition) (NNS forces)) (VP (VBP have) (VP (VP (VBN swept) (PP (IN through) (BASENP (JJ various) (NNP Baghdad) (NNS neighborhoods)))) (PP (IN in) (BASENP (DT the) (JJ past) (JJ few) (NNS months)))))) (PERIOD .))