(S (S (BASENP (DT The) (NNS raids)) (VP (VBD were) (PP (IN in) (NP (BASENP (NN connection)) (PP (IN with) (NP (BASENP (DT the) (VBN failed) (NNS bombings)) (PP (IN on) (BASENP (NNP July) (NN 21))))))))) (PERIOD .))