(QT (DQL ``) (QTC (S (BASENP (DT This)) (VP (VBZ has) (VP (ADVP (RB clearly)) (VP (VBN been) (NP (BASENP (DT a) (ADJP (RB very) (JJ serious)) (NN incident)) (PP (IN for) (BASENP (PRP us)))))))) (PERIOD .)) (DQR ''))