(QT (DQL ``) (QTC (S (BASENP (PRP We)) (VP (VBP are) (PP (ADVP (RB well)) (PP (IN into) (NP (BASENP (DT the) (NN opening) (NN phase)) (PP (IN of) (NP (BASENP (DT a) (JJ mass) (NN extinction)) (PP (IN of) (BASENP (NNS species)))))))))) (PERIOD .)) (DQR ''))