(S (S (S (PP (IN In) (BASENP (NNP Wolverhampton))) (S (BASENP (NN four)) (VP (VBD were) (VP (VP (VBN arrested) (PP (IN in) (NP (BASENP (DT a) (NN series)) (PP (IN of) (BASENP (NN dawn) (NNS raids)))))) (PP (IN at) (NP (NP (BASENP (NN three) (NNS addresses)) (CC and) (BASENP (NN three))) (PP (IN in) (BASENP (NNP Derby))))))))) (COMMA ,) (S (BASENP (NNP Scotland) (NNP Yard)) (VP (VBD said)))) (PERIOD .))