(S (S (QT (DQL ``) (QTC (S (BASENP (DT This)) (VP (VBZ is) (NP (NP (BASENP (DT an) (JJ enormous) (NN achievement)) (PP (IN by) (NP (BASENP (NNS shoppers)) (CC and) (BASENP (NN supermarket) (NN management))))) (CC and) (NP (BASENP (DT a) (JJ clear) (NN demonstration)) (PP (IN of) (NP (BASENP (DT a) (JJ behavioural) (NN change)) (PP (IN by) (NP (BASENP (NNS thousands)) (PP (IN of) (BASENP (NNPS Australians))))))))))) (COMMA ,)) (DQR '')) (S (BASENP (NNP Senator) (NNP Campbell)) (VP (VBD said)))) (PERIOD .))