(S (S (BASENP (NNP Iran)) (VP (VP (VBZ denies) (BASENP (DT such) (NNS allegations))) (CC and) (VP (VP (VBZ accuses) (BASENP (NNP Washington))) (PP (IN of) (S (VP (VBG trying) (S (VP (TO to) (VP (VP (VB spread) (BASENP (JJ anti-Iranian) (NN sentiment))) (PP (IN in) (BASENP (DT the) (NN region)))))))))))) (PERIOD .))