(S (S (BASENP (DT Some) (NN oil) (NN service) (NNS companies)) (VP (VBD were) (VP (VP (VBN nationalized) (ADVP (ADVP (RBR earlier)) (BASENP (DT this) (NN month)))) (PP (IN along) (PP (IN with) (NP (BASENP (JJ other) (NNS sectors)) (PP (IN like) (NP (NP (BASENP (NN banking)) (COMMA ,) (BASENP (NN cement))) (CC and) (BASENP (NN steel)))))))))) (PERIOD .))